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<div class="title">gnuplot_i.h</div>  </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;</div>
<div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;</div>
<div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;<span class="preprocessor">#ifndef _GNUPLOT_PIPES_H_</span></div>
<div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define _GNUPLOT_PIPES_H_</span></div>
<div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;</div>
<div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;<span class="preprocessor">#include &lt;iostream&gt;</span></div>
<div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;<span class="preprocessor">#include &lt;string&gt;</span></div>
<div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;<span class="preprocessor">#include &lt;vector&gt;</span></div>
<div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;<span class="preprocessor">#include &lt;fstream&gt;</span>  </div>
<div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;<span class="preprocessor">#include &lt;sstream&gt;</span>              <span class="comment">// for std::ostringstream</span></div>
<div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;<span class="preprocessor">#include &lt;stdexcept&gt;</span> </div>
<div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;<span class="preprocessor">#include &lt;cstdio&gt;</span>     </div>
<div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;<span class="preprocessor">#include &lt;cstdlib&gt;</span>              <span class="comment">// for getenv()</span></div>
<div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;<span class="preprocessor">#include &lt;list&gt;</span>                 <span class="comment">// for std::list</span></div>
<div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;</div>
<div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;</div>
<div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;<span class="preprocessor">#if defined(WIN32) || defined(_WIN32) || defined(__WIN32__) || defined(__TOS_WIN__) </span></div>
<div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;<span class="preprocessor"></span><span class="comment">//defined for 32 and 64-bit environments</span></div>
<div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;<span class="preprocessor"> #include &lt;io.h&gt;</span>                <span class="comment">// for _access(), _mktemp()</span></div>
<div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;<span class="preprocessor"> #define GP_MAX_TMP_FILES  27   // 27 temporary files it&#39;s Microsoft restriction</span></div>
<div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#elif defined(unix) || defined(__unix) || defined(__unix__) || defined(__APPLE__) </span></div>
<div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;<span class="preprocessor"></span><span class="comment">//all UNIX-like OSs (Linux, *BSD, MacOSX, Solaris, ...)</span></div>
<div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;<span class="preprocessor"> #include &lt;unistd.h&gt;</span>            <span class="comment">// for access(), mkstemp()</span></div>
<div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;<span class="preprocessor"> #define GP_MAX_TMP_FILES  64</span></div>
<div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#else</span></div>
<div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;<span class="preprocessor"></span><span class="preprocessor"> #error unsupported or unknown operating system</span></div>
<div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;<span class="comment">//declare classes in global namespace</span></div>
<div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;</div>
<div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;</div>
<div class="line"><a name="l00062"></a><span class="lineno"><a class="code" href="class_gnuplot_exception.html">   62</a></span>&#160;<span class="keyword">class </span><a class="code" href="class_gnuplot_exception.html" title="A C++ interface to gnuplot. ">GnuplotException</a> : <span class="keyword">public</span> std::runtime_error</div>
<div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;{</div>
<div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;    <span class="keyword">public</span>:</div>
<div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;        <a class="code" href="class_gnuplot_exception.html" title="A C++ interface to gnuplot. ">GnuplotException</a>(<span class="keyword">const</span> std::string &amp;msg) : std::runtime_error(msg){}</div>
<div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;};</div>
<div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;</div>
<div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;</div>
<div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;</div>
<div class="line"><a name="l00070"></a><span class="lineno"><a class="code" href="class_gnuplot.html">   70</a></span>&#160;<span class="keyword">class </span><a class="code" href="class_gnuplot.html">Gnuplot</a></div>
<div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;{</div>
<div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;    <span class="keyword">private</span>:</div>
<div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;</div>
<div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;    <span class="comment">//----------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;    <span class="comment">// member data</span></div>
<div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;<span class="comment"></span>        FILE                    *gnucmd; </div>
<div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;        <span class="keywordtype">int</span>                      nplots;    </div>
<div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;        std::string              pstyle;  </div>
<div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;        std::string              smooth;    </div>
<div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;        std::vector&lt;std::string&gt; tmpfile_list; </div>
<div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;        <span class="keywordtype">bool</span>                     valid;  </div>
<div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;        <span class="keywordtype">bool</span>                     two_dim;</div>
<div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;</div>
<div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;    <span class="comment">//----------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;    <span class="comment">// static data</span></div>
<div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;<span class="comment"></span>        <span class="keyword">static</span> <span class="keywordtype">long</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>&amp; tmpfile_num();   </div>
<div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;        <span class="keyword">static</span> std::string&amp;       m_sGNUPlotFileName(); </div>
<div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;        <span class="keyword">static</span> std::string&amp;       m_sGNUPlotPath();</div>
<div class="line"><a name="l00100"></a><span class="lineno">  100</span>&#160;        <span class="keyword">static</span> std::string&amp;       terminal_std();       </div>
<div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;</div>
<div class="line"><a name="l00102"></a><span class="lineno">  102</span>&#160;    <span class="comment">//----------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00103"></a><span class="lineno">  103</span>&#160;    <span class="comment">// member functions (auxiliary functions)</span></div>
<div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;        <span class="comment">// ---------------------------------------------------</span></div>
<div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;<span class="comment"></span>        <span class="comment">// ---------------------------------------------------</span></div>
<div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;        <span class="keywordtype">void</span>           init(); </div>
<div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;</div>
<div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160;    <span class="comment">//----------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160;<span class="comment"></span>        <span class="comment">// ---------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;    <span class="keyword">static</span> <span class="keywordtype">bool</span>    get_program_path(); </div>
<div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;        </div>
<div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;        <span class="comment">// ---------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160;<span class="comment"></span>        <span class="comment">// ---------------------------------------------------------------------------------                                  </span></div>
<div class="line"><a name="l00130"></a><span class="lineno">  130</span>&#160;    <span class="keywordtype">bool</span> file_available(<span class="keyword">const</span> std::string &amp;filename);</div>
<div class="line"><a name="l00131"></a><span class="lineno">  131</span>&#160;      </div>
<div class="line"><a name="l00132"></a><span class="lineno">  132</span>&#160;        <span class="comment">// ---------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00139"></a><span class="lineno">  139</span>&#160;<span class="comment"></span>        <span class="comment">// ---------------------------------------------------------------------------------                                  </span></div>
<div class="line"><a name="l00140"></a><span class="lineno">  140</span>&#160;    <span class="keyword">static</span> <span class="keywordtype">bool</span>    file_exists(<span class="keyword">const</span> std::string &amp;filename, <span class="keywordtype">int</span> mode=0); </div>
<div class="line"><a name="l00141"></a><span class="lineno">  141</span>&#160;</div>
<div class="line"><a name="l00142"></a><span class="lineno">  142</span>&#160;    <span class="keyword">public</span>:</div>
<div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160;</div>
<div class="line"><a name="l00144"></a><span class="lineno">  144</span>&#160;            <span class="comment">// ---------------------------------------------------</span></div>
<div class="line"><a name="l00150"></a><span class="lineno">  150</span>&#160;<span class="comment"></span>            <span class="comment">// ---------------------------------------------------                          </span></div>
<div class="line"><a name="l00151"></a><span class="lineno">  151</span>&#160;        std::string <a class="code" href="class_gnuplot.html#a8ced9e766e0677b938178dafe9264ff7" title="creates tmpfile and returns its name ">create_tmpfile</a>(std::ofstream &amp;tmp); </div>
<div class="line"><a name="l00152"></a><span class="lineno">  152</span>&#160;        </div>
<div class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160;        std::string get_style() {<span class="keywordflow">return</span> pstyle;};</div>
<div class="line"><a name="l00154"></a><span class="lineno">  154</span>&#160;        std::string get_terminal_std() {<span class="keywordflow">return</span> Gnuplot::terminal_std();};</div>
<div class="line"><a name="l00155"></a><span class="lineno">  155</span>&#160;</div>
<div class="line"><a name="l00156"></a><span class="lineno">  156</span>&#160;                <span class="comment">// ----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00163"></a><span class="lineno">  163</span>&#160;<span class="comment"></span>                <span class="comment">// ----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160;        <span class="keyword">static</span> <span class="keywordtype">bool</span> <a class="code" href="class_gnuplot.html#a67cae885c26ced821e335d98986f1967" title="optional function: set Gnuplot path manual attention: for windows: path with slash &#39;/&#39; not backslash ...">set_GNUPlotPath</a>(<span class="keyword">const</span> std::string &amp;path);</div>
<div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160;</div>
<div class="line"><a name="l00166"></a><span class="lineno">  166</span>&#160;</div>
<div class="line"><a name="l00167"></a><span class="lineno">  167</span>&#160;                <span class="comment">// ----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00174"></a><span class="lineno">  174</span>&#160;<span class="comment"></span>                <span class="comment">// ----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00175"></a><span class="lineno">  175</span>&#160;        <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="class_gnuplot.html#a21feba7a3916708b742c3dc25850ab2f">set_terminal_std</a>(<span class="keyword">const</span> std::string &amp;type);</div>
<div class="line"><a name="l00176"></a><span class="lineno">  176</span>&#160;</div>
<div class="line"><a name="l00177"></a><span class="lineno">  177</span>&#160;        <span class="comment">//-----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00178"></a><span class="lineno">  178</span>&#160;        <span class="comment">// constructors</span></div>
<div class="line"><a name="l00179"></a><span class="lineno">  179</span>&#160;                <span class="comment">// ----------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160;</div>
<div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160;</div>
<div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;        <a class="code" href="class_gnuplot.html#a187eb517b362cf379492fe7f1621ee50" title="set a style during construction ">Gnuplot</a>(<span class="keyword">const</span> std::string &amp;style = <span class="stringliteral">&quot;points&quot;</span>);</div>
<div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160;</div>
<div class="line"><a name="l00186"></a><span class="lineno">  186</span>&#160;        <a class="code" href="class_gnuplot.html#a187eb517b362cf379492fe7f1621ee50" title="set a style during construction ">Gnuplot</a>(<span class="keyword">const</span> std::vector&lt;double&gt; &amp;x,</div>
<div class="line"><a name="l00187"></a><span class="lineno">  187</span>&#160;                <span class="keyword">const</span> std::string &amp;title = <span class="stringliteral">&quot;&quot;</span>,</div>
<div class="line"><a name="l00188"></a><span class="lineno">  188</span>&#160;                <span class="keyword">const</span> std::string &amp;style = <span class="stringliteral">&quot;points&quot;</span>,</div>
<div class="line"><a name="l00189"></a><span class="lineno">  189</span>&#160;                <span class="keyword">const</span> std::string &amp;labelx = <span class="stringliteral">&quot;x&quot;</span>,</div>
<div class="line"><a name="l00190"></a><span class="lineno">  190</span>&#160;                <span class="keyword">const</span> std::string &amp;labely = <span class="stringliteral">&quot;y&quot;</span>);</div>
<div class="line"><a name="l00191"></a><span class="lineno">  191</span>&#160;</div>
<div class="line"><a name="l00193"></a><span class="lineno">  193</span>&#160;        <a class="code" href="class_gnuplot.html#a187eb517b362cf379492fe7f1621ee50" title="set a style during construction ">Gnuplot</a>(<span class="keyword">const</span> std::vector&lt;double&gt; &amp;x,</div>
<div class="line"><a name="l00194"></a><span class="lineno">  194</span>&#160;                <span class="keyword">const</span> std::vector&lt;double&gt; &amp;y,</div>
<div class="line"><a name="l00195"></a><span class="lineno">  195</span>&#160;                <span class="keyword">const</span> std::string &amp;title = <span class="stringliteral">&quot;&quot;</span>,</div>
<div class="line"><a name="l00196"></a><span class="lineno">  196</span>&#160;                <span class="keyword">const</span> std::string &amp;style = <span class="stringliteral">&quot;points&quot;</span>,</div>
<div class="line"><a name="l00197"></a><span class="lineno">  197</span>&#160;                <span class="keyword">const</span> std::string &amp;labelx = <span class="stringliteral">&quot;x&quot;</span>,</div>
<div class="line"><a name="l00198"></a><span class="lineno">  198</span>&#160;                <span class="keyword">const</span> std::string &amp;labely = <span class="stringliteral">&quot;y&quot;</span>);</div>
<div class="line"><a name="l00199"></a><span class="lineno">  199</span>&#160;</div>
<div class="line"><a name="l00201"></a><span class="lineno">  201</span>&#160;        <a class="code" href="class_gnuplot.html#a187eb517b362cf379492fe7f1621ee50" title="set a style during construction ">Gnuplot</a>(<span class="keyword">const</span> std::vector&lt;double&gt; &amp;x,</div>
<div class="line"><a name="l00202"></a><span class="lineno">  202</span>&#160;                <span class="keyword">const</span> std::vector&lt;double&gt; &amp;y,</div>
<div class="line"><a name="l00203"></a><span class="lineno">  203</span>&#160;                <span class="keyword">const</span> std::vector&lt;double&gt; &amp;z,</div>
<div class="line"><a name="l00204"></a><span class="lineno">  204</span>&#160;                <span class="keyword">const</span> std::string &amp;title = <span class="stringliteral">&quot;&quot;</span>,</div>
<div class="line"><a name="l00205"></a><span class="lineno">  205</span>&#160;                <span class="keyword">const</span> std::string &amp;style = <span class="stringliteral">&quot;points&quot;</span>,</div>
<div class="line"><a name="l00206"></a><span class="lineno">  206</span>&#160;                <span class="keyword">const</span> std::string &amp;labelx = <span class="stringliteral">&quot;x&quot;</span>,</div>
<div class="line"><a name="l00207"></a><span class="lineno">  207</span>&#160;                <span class="keyword">const</span> std::string &amp;labely = <span class="stringliteral">&quot;y&quot;</span>,</div>
<div class="line"><a name="l00208"></a><span class="lineno">  208</span>&#160;                <span class="keyword">const</span> std::string &amp;labelz = <span class="stringliteral">&quot;z&quot;</span>);</div>
<div class="line"><a name="l00209"></a><span class="lineno">  209</span>&#160;                </div>
<div class="line"><a name="l00210"></a><span class="lineno">  210</span>&#160;        <a class="code" href="class_gnuplot.html#a187eb517b362cf379492fe7f1621ee50" title="set a style during construction ">Gnuplot</a>(<span class="keyword">const</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; other) : gnucmd(NULL), nplots(other.nplots), pstyle(other.pstyle), smooth(other.smooth), tmpfile_list(other.tmpfile_list), valid(other.valid), two_dim(other.two_dim)</div>
<div class="line"><a name="l00211"></a><span class="lineno">  211</span>&#160;        {};</div>
<div class="line"><a name="l00212"></a><span class="lineno">  212</span>&#160;        </div>
<div class="line"><a name="l00213"></a><span class="lineno">  213</span>&#160;        <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; operator=(<span class="keyword">const</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; other) {valid = other.valid; two_dim = other.two_dim; nplots = other.nplots; pstyle = other.pstyle; smooth = other.smooth; tmpfile_list = other.tmpfile_list; <span class="keywordflow">return</span> *<span class="keyword">this</span>;};</div>
<div class="line"><a name="l00214"></a><span class="lineno">  214</span>&#160;</div>
<div class="line"><a name="l00216"></a><span class="lineno">  216</span>&#160;        <a class="code" href="class_gnuplot.html#a78a68f621caa87d1f34324fcd093c7bd" title="destructor: needed to delete temporary files ">~Gnuplot</a>();</div>
<div class="line"><a name="l00217"></a><span class="lineno">  217</span>&#160;</div>
<div class="line"><a name="l00218"></a><span class="lineno">  218</span>&#160;</div>
<div class="line"><a name="l00219"></a><span class="lineno">  219</span>&#160;    <span class="comment">//----------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00220"></a><span class="lineno">  220</span>&#160;</div>
<div class="line"><a name="l00222"></a><span class="lineno">  222</span>&#160;        <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(<span class="keyword">const</span> std::string &amp;cmdstr);</div>
<div class="line"><a name="l00223"></a><span class="lineno">  223</span>&#160;        <span class="comment">// ---------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00230"></a><span class="lineno">  230</span>&#160;<span class="comment"></span>        <span class="comment">// ---------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00231"></a><span class="lineno"><a class="code" href="class_gnuplot.html#afb69631c7a498077e378a3cbb56f38c8">  231</a></span>&#160;    <span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#afb69631c7a498077e378a3cbb56f38c8" title="Sends a command to an active gnuplot session, identical to cmd() send a command to gnuplot using the ...">operator&lt;&lt;</a>(<span class="keyword">const</span> std::string &amp;cmdstr){</div>
<div class="line"><a name="l00232"></a><span class="lineno">  232</span>&#160;        <a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(cmdstr);</div>
<div class="line"><a name="l00233"></a><span class="lineno">  233</span>&#160;        <span class="keywordflow">return</span>(*<span class="keyword">this</span>);</div>
<div class="line"><a name="l00234"></a><span class="lineno">  234</span>&#160;    }</div>
<div class="line"><a name="l00235"></a><span class="lineno">  235</span>&#160;</div>
<div class="line"><a name="l00236"></a><span class="lineno">  236</span>&#160;</div>
<div class="line"><a name="l00237"></a><span class="lineno">  237</span>&#160;</div>
<div class="line"><a name="l00238"></a><span class="lineno">  238</span>&#160;    <span class="comment">//----------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00239"></a><span class="lineno">  239</span>&#160;    <span class="comment">// show on screen or write to file</span></div>
<div class="line"><a name="l00240"></a><span class="lineno">  240</span>&#160;</div>
<div class="line"><a name="l00242"></a><span class="lineno">  242</span>&#160;    <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a356d2faaa79f08d13fec9718b776b28d" title="sets terminal type to terminal_std ">showonscreen</a>(); <span class="comment">// window output is set by default (win/x11/aqua)</span></div>
<div class="line"><a name="l00243"></a><span class="lineno">  243</span>&#160;</div>
<div class="line"><a name="l00245"></a><span class="lineno">  245</span>&#160;    <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a032072c7c01b508a7535a17fb08562b1" title="saves a gnuplot session to a postscript file, filename without extension ">savetops</a>(<span class="keyword">const</span> std::string &amp;filename = <span class="stringliteral">&quot;gnuplot_output&quot;</span>);</div>
<div class="line"><a name="l00246"></a><span class="lineno">  246</span>&#160;</div>
<div class="line"><a name="l00247"></a><span class="lineno">  247</span>&#160;</div>
<div class="line"><a name="l00248"></a><span class="lineno">  248</span>&#160;    <span class="comment">//----------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00249"></a><span class="lineno">  249</span>&#160;    <span class="comment">// set and unset</span></div>
<div class="line"><a name="l00250"></a><span class="lineno">  250</span>&#160;</div>
<div class="line"><a name="l00254"></a><span class="lineno">  254</span>&#160;    <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#acfdcda292650775ebed4683e8e1515b5">set_style</a>(<span class="keyword">const</span> std::string &amp;stylestr = <span class="stringliteral">&quot;points&quot;</span>);</div>
<div class="line"><a name="l00255"></a><span class="lineno">  255</span>&#160;</div>
<div class="line"><a name="l00260"></a><span class="lineno">  260</span>&#160;    <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#aa18386919da2ec4c994f1f9c7195d384">set_smooth</a>(<span class="keyword">const</span> std::string &amp;stylestr = <span class="stringliteral">&quot;csplines&quot;</span>);</div>
<div class="line"><a name="l00261"></a><span class="lineno">  261</span>&#160;</div>
<div class="line"><a name="l00262"></a><span class="lineno">  262</span>&#160;    <span class="comment">// ----------------------------------------------------------------------</span></div>
<div class="line"><a name="l00269"></a><span class="lineno">  269</span>&#160;<span class="comment"></span>    <span class="comment">// ----------------------------------------------------------------------</span></div>
<div class="line"><a name="l00270"></a><span class="lineno"><a class="code" href="class_gnuplot.html#ad9dfbccd66dece1dbe5803605c6ab08c">  270</a></span>&#160;    <span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#ad9dfbccd66dece1dbe5803605c6ab08c" title="unset smooth attention: smooth is not set by default ">unset_smooth</a>(){ smooth = <span class="stringliteral">&quot;&quot;</span>; <span class="keywordflow">return</span> *<span class="keyword">this</span>;}; </div>
<div class="line"><a name="l00271"></a><span class="lineno">  271</span>&#160;</div>
<div class="line"><a name="l00272"></a><span class="lineno">  272</span>&#160;</div>
<div class="line"><a name="l00274"></a><span class="lineno">  274</span>&#160;    <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a95ec1636a871447dfe99463b769339c7" title="scales the size of the points used in plots ">set_pointsize</a>(<span class="keyword">const</span> <span class="keywordtype">double</span> pointsize = 1.0);</div>
<div class="line"><a name="l00275"></a><span class="lineno">  275</span>&#160;</div>
<div class="line"><a name="l00277"></a><span class="lineno"><a class="code" href="class_gnuplot.html#a5416c8e81f1b9945b9631fa85a8d4f47">  277</a></span>&#160;    <span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a5416c8e81f1b9945b9631fa85a8d4f47" title="turns grid on/off ">set_grid</a>()  {<a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(<span class="stringliteral">&quot;set grid&quot;</span>);<span class="keywordflow">return</span> *<span class="keyword">this</span>;};</div>
<div class="line"><a name="l00279"></a><span class="lineno"><a class="code" href="class_gnuplot.html#a53183e1487bc6977f0d46bf75d19b4d3">  279</a></span>&#160;    <span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a53183e1487bc6977f0d46bf75d19b4d3" title="grid is not set by default ">unset_grid</a>(){<a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(<span class="stringliteral">&quot;unset grid&quot;</span>);<span class="keywordflow">return</span> *<span class="keyword">this</span>;}; </div>
<div class="line"><a name="l00280"></a><span class="lineno">  280</span>&#160;</div>
<div class="line"><a name="l00281"></a><span class="lineno">  281</span>&#160;    <span class="comment">// -----------------------------------------------</span></div>
<div class="line"><a name="l00287"></a><span class="lineno">  287</span>&#160;<span class="comment"></span>    <span class="comment">// -----------------------------------------------</span></div>
<div class="line"><a name="l00288"></a><span class="lineno"><a class="code" href="class_gnuplot.html#a67efc4d4dc46b6100d14ba2f7366ef11">  288</a></span>&#160;    <span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a67efc4d4dc46b6100d14ba2f7366ef11">set_multiplot</a>(){<a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(<span class="stringliteral">&quot;set multiplot&quot;</span>) ;<span class="keywordflow">return</span> *<span class="keyword">this</span>;};</div>
<div class="line"><a name="l00289"></a><span class="lineno">  289</span>&#160;</div>
<div class="line"><a name="l00290"></a><span class="lineno">  290</span>&#160;    <span class="comment">// -----------------------------------------------</span></div>
<div class="line"><a name="l00296"></a><span class="lineno">  296</span>&#160;<span class="comment"></span>    <span class="comment">// -----------------------------------------------</span></div>
<div class="line"><a name="l00297"></a><span class="lineno"><a class="code" href="class_gnuplot.html#aad76cdec16cfb5fdf82f45ed2786f4d8">  297</a></span>&#160;    <span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#aad76cdec16cfb5fdf82f45ed2786f4d8">unset_multiplot</a>(){<a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(<span class="stringliteral">&quot;unset multiplot&quot;</span>);<span class="keywordflow">return</span> *<span class="keyword">this</span>;};</div>
<div class="line"><a name="l00298"></a><span class="lineno">  298</span>&#160;    </div>
<div class="line"><a name="l00299"></a><span class="lineno">  299</span>&#160;</div>
<div class="line"><a name="l00300"></a><span class="lineno">  300</span>&#160;</div>
<div class="line"><a name="l00302"></a><span class="lineno">  302</span>&#160;    <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a671cbe7b18a267ea59f532c83a0035f6" title="set sampling rate of functions, or for interpolating data ">set_samples</a>(<span class="keyword">const</span> <span class="keywordtype">int</span> samples = 100);</div>
<div class="line"><a name="l00304"></a><span class="lineno">  304</span>&#160;    <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#ab810fa4c02fb49ae197786c305b78702" title="set isoline density (grid) for plotting functions as surfaces (for 3d plots) ">set_isosamples</a>(<span class="keyword">const</span> <span class="keywordtype">int</span> isolines = 10);</div>
<div class="line"><a name="l00305"></a><span class="lineno">  305</span>&#160;</div>
<div class="line"><a name="l00306"></a><span class="lineno">  306</span>&#160;    <span class="comment">// --------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00312"></a><span class="lineno">  312</span>&#160;<span class="comment"></span>    <span class="comment">// --------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00313"></a><span class="lineno"><a class="code" href="class_gnuplot.html#a891f9800705eddc3f73886f265c009b8">  313</a></span>&#160;    <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a891f9800705eddc3f73886f265c009b8">set_hidden3d</a>(){<a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(<span class="stringliteral">&quot;set hidden3d&quot;</span>);<span class="keywordflow">return</span> *<span class="keyword">this</span>;};</div>
<div class="line"><a name="l00314"></a><span class="lineno">  314</span>&#160;</div>
<div class="line"><a name="l00315"></a><span class="lineno">  315</span>&#160;    <span class="comment">// ---------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00321"></a><span class="lineno">  321</span>&#160;<span class="comment"></span>    <span class="comment">// ---------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00322"></a><span class="lineno"><a class="code" href="class_gnuplot.html#ab8688182047f746090e1e5f2a8c11c9e">  322</a></span>&#160;    <span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#ab8688182047f746090e1e5f2a8c11c9e">unset_hidden3d</a>(){<a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(<span class="stringliteral">&quot;unset hidden3d&quot;</span>); <span class="keywordflow">return</span> *<span class="keyword">this</span>;}; </div>
<div class="line"><a name="l00323"></a><span class="lineno">  323</span>&#160;</div>
<div class="line"><a name="l00326"></a><span class="lineno">  326</span>&#160;    <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#af845efc728a90d7e10de764eff0b2423">set_contour</a>(<span class="keyword">const</span> std::string &amp;position = <span class="stringliteral">&quot;base&quot;</span>);</div>
<div class="line"><a name="l00327"></a><span class="lineno">  327</span>&#160;    <span class="comment">// --------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00333"></a><span class="lineno">  333</span>&#160;<span class="comment"></span>    <span class="comment">// ------------------------------------------------------------------</span></div>
<div class="line"><a name="l00334"></a><span class="lineno"><a class="code" href="class_gnuplot.html#a0b8522cb81e46dd4f5a22b7b48f977b1">  334</a></span>&#160;    <span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a0b8522cb81e46dd4f5a22b7b48f977b1">unset_contour</a>(){<a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(<span class="stringliteral">&quot;unset contour&quot;</span>);<span class="keywordflow">return</span> *<span class="keyword">this</span>;};</div>
<div class="line"><a name="l00335"></a><span class="lineno">  335</span>&#160;</div>
<div class="line"><a name="l00336"></a><span class="lineno">  336</span>&#160;    <span class="comment">// ------------------------------------------------------------</span></div>
<div class="line"><a name="l00342"></a><span class="lineno">  342</span>&#160;<span class="comment"></span>    <span class="comment">// ------------------------------------------------------------------</span></div>
<div class="line"><a name="l00343"></a><span class="lineno"><a class="code" href="class_gnuplot.html#a9825bd26500e30ca88404c4807e6607a">  343</a></span>&#160;    <span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a9825bd26500e30ca88404c4807e6607a">set_surface</a>(){<a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(<span class="stringliteral">&quot;set surface&quot;</span>);<span class="keywordflow">return</span> *<span class="keyword">this</span>;}; </div>
<div class="line"><a name="l00344"></a><span class="lineno">  344</span>&#160;</div>
<div class="line"><a name="l00345"></a><span class="lineno">  345</span>&#160;    <span class="comment">// ----------------------------------------------------------</span></div>
<div class="line"><a name="l00352"></a><span class="lineno">  352</span>&#160;<span class="comment"></span>    <span class="comment">// ------------------------------------------------------------------</span></div>
<div class="line"><a name="l00353"></a><span class="lineno"><a class="code" href="class_gnuplot.html#a4ebddacbec61aa3e7bc4b89f508ad621">  353</a></span>&#160;    <span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a4ebddacbec61aa3e7bc4b89f508ad621">unset_surface</a>(){<a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(<span class="stringliteral">&quot;unset surface&quot;</span>); <span class="keywordflow">return</span> *<span class="keyword">this</span>;}</div>
<div class="line"><a name="l00354"></a><span class="lineno">  354</span>&#160;</div>
<div class="line"><a name="l00355"></a><span class="lineno">  355</span>&#160;</div>
<div class="line"><a name="l00358"></a><span class="lineno">  358</span>&#160;    <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#ad64a717dac18167f656c4f09239973f8">set_legend</a>(<span class="keyword">const</span> std::string &amp;position = <span class="stringliteral">&quot;default&quot;</span>); </div>
<div class="line"><a name="l00359"></a><span class="lineno">  359</span>&#160;</div>
<div class="line"><a name="l00360"></a><span class="lineno">  360</span>&#160;    <span class="comment">// ------------------------------------------------------------------</span></div>
<div class="line"><a name="l00367"></a><span class="lineno">  367</span>&#160;<span class="comment"></span>    <span class="comment">// ------------------------------------------------------------------</span></div>
<div class="line"><a name="l00368"></a><span class="lineno"><a class="code" href="class_gnuplot.html#ace901a18ab1a459213afd3ee0233b5ce">  368</a></span>&#160;    <span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#ace901a18ab1a459213afd3ee0233b5ce" title="Switches legend off attention:legend is set by default. ">unset_legend</a>(){<a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(<span class="stringliteral">&quot;unset key&quot;</span>); <span class="keywordflow">return</span> *<span class="keyword">this</span>;}</div>
<div class="line"><a name="l00369"></a><span class="lineno">  369</span>&#160;</div>
<div class="line"><a name="l00370"></a><span class="lineno">  370</span>&#160;    <span class="comment">// ----------------------------------------------------------------------- </span></div>
<div class="line"><a name="l00376"></a><span class="lineno">  376</span>&#160;<span class="comment"></span>    <span class="comment">// ----------------------------------------------------------------------- </span></div>
<div class="line"><a name="l00377"></a><span class="lineno"><a class="code" href="class_gnuplot.html#a4f93bac0e69dd83806652ca7226c6b3b">  377</a></span>&#160;    <span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a4f93bac0e69dd83806652ca7226c6b3b" title="sets and clears the title of a gnuplot session ">set_title</a>(<span class="keyword">const</span> std::string &amp;title = <span class="stringliteral">&quot;&quot;</span>)</div>
<div class="line"><a name="l00378"></a><span class="lineno">  378</span>&#160;    {</div>
<div class="line"><a name="l00379"></a><span class="lineno">  379</span>&#160;        std::string cmdstr;</div>
<div class="line"><a name="l00380"></a><span class="lineno">  380</span>&#160;        cmdstr = <span class="stringliteral">&quot;set title \&quot;&quot;</span>;</div>
<div class="line"><a name="l00381"></a><span class="lineno">  381</span>&#160;        cmdstr+=title;</div>
<div class="line"><a name="l00382"></a><span class="lineno">  382</span>&#160;        cmdstr+=<span class="stringliteral">&quot;\&quot;&quot;</span>;</div>
<div class="line"><a name="l00383"></a><span class="lineno">  383</span>&#160;        *<span class="keyword">this</span>&lt;&lt;cmdstr;</div>
<div class="line"><a name="l00384"></a><span class="lineno">  384</span>&#160;        <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00385"></a><span class="lineno">  385</span>&#160;    }</div>
<div class="line"><a name="l00386"></a><span class="lineno">  386</span>&#160;</div>
<div class="line"><a name="l00387"></a><span class="lineno">  387</span>&#160;    <span class="comment">//----------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00394"></a><span class="lineno">  394</span>&#160;<span class="comment"></span>    <span class="comment">// ---------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00395"></a><span class="lineno"><a class="code" href="class_gnuplot.html#aca0aeb1dc0ac8d7e68ba6a15a977be28">  395</a></span>&#160;    <span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#aca0aeb1dc0ac8d7e68ba6a15a977be28" title="Clears the title of a gnuplot session The title is not set by default. ">unset_title</a>(){this-&gt;<a class="code" href="class_gnuplot.html#a4f93bac0e69dd83806652ca7226c6b3b" title="sets and clears the title of a gnuplot session ">set_title</a>();<span class="keywordflow">return</span> *<span class="keyword">this</span>;}</div>
<div class="line"><a name="l00396"></a><span class="lineno">  396</span>&#160;</div>
<div class="line"><a name="l00397"></a><span class="lineno">  397</span>&#160;</div>
<div class="line"><a name="l00399"></a><span class="lineno">  399</span>&#160;    <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#afcb311938827f8718f19ed52d66bad7c" title="set x axis label ">set_ylabel</a>(<span class="keyword">const</span> std::string &amp;label = <span class="stringliteral">&quot;x&quot;</span>);</div>
<div class="line"><a name="l00401"></a><span class="lineno">  401</span>&#160;    <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#aa93589a95aeab869ba731e2583843ae4" title="set y axis label ">set_xlabel</a>(<span class="keyword">const</span> std::string &amp;label = <span class="stringliteral">&quot;y&quot;</span>);</div>
<div class="line"><a name="l00403"></a><span class="lineno">  403</span>&#160;    <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#ab3206e715d20f05cc0dd1eec89ce8b07" title="set z axis label ">set_zlabel</a>(<span class="keyword">const</span> std::string &amp;label = <span class="stringliteral">&quot;z&quot;</span>);</div>
<div class="line"><a name="l00404"></a><span class="lineno">  404</span>&#160;</div>
<div class="line"><a name="l00406"></a><span class="lineno">  406</span>&#160;    <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a4b8d96018f2d2d4e2922d4df153d6a84" title="set axis - ranges ">set_xrange</a>(<span class="keyword">const</span> <span class="keywordtype">double</span> iFrom,</div>
<div class="line"><a name="l00407"></a><span class="lineno">  407</span>&#160;                        <span class="keyword">const</span> <span class="keywordtype">double</span> iTo);</div>
<div class="line"><a name="l00409"></a><span class="lineno">  409</span>&#160;    <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a461271b7bfd4f84bdfc0055457226f28" title="set y-axis - ranges ">set_yrange</a>(<span class="keyword">const</span> <span class="keywordtype">double</span> iFrom,</div>
<div class="line"><a name="l00410"></a><span class="lineno">  410</span>&#160;                        <span class="keyword">const</span> <span class="keywordtype">double</span> iTo);</div>
<div class="line"><a name="l00412"></a><span class="lineno">  412</span>&#160;    <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a7273f6a48024117b4d234d0251106e78" title="set z-axis - ranges ">set_zrange</a>(<span class="keyword">const</span> <span class="keywordtype">double</span> iFrom,</div>
<div class="line"><a name="l00413"></a><span class="lineno">  413</span>&#160;                        <span class="keyword">const</span> <span class="keywordtype">double</span> iTo);</div>
<div class="line"><a name="l00419"></a><span class="lineno">  419</span>&#160;    <span class="comment">// -----------------------------------------------</span></div>
<div class="line"><a name="l00420"></a><span class="lineno"><a class="code" href="class_gnuplot.html#a11a62a04c203f01607c3c21a727e318d">  420</a></span>&#160;    <span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a11a62a04c203f01607c3c21a727e318d">set_xautoscale</a>(){<a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(<span class="stringliteral">&quot;set xrange restore&quot;</span>);<a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(<span class="stringliteral">&quot;set autoscale x&quot;</span>);<span class="keywordflow">return</span> *<span class="keyword">this</span>;};</div>
<div class="line"><a name="l00421"></a><span class="lineno">  421</span>&#160;</div>
<div class="line"><a name="l00422"></a><span class="lineno">  422</span>&#160;    <span class="comment">// -----------------------------------------------</span></div>
<div class="line"><a name="l00428"></a><span class="lineno">  428</span>&#160;<span class="comment"></span>    <span class="comment">// -----------------------------------------------</span></div>
<div class="line"><a name="l00429"></a><span class="lineno"><a class="code" href="class_gnuplot.html#a5b9e1a4e68f94d418a8e9194f168b448">  429</a></span>&#160;    <span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a5b9e1a4e68f94d418a8e9194f168b448">set_yautoscale</a>(){<a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(<span class="stringliteral">&quot;set yrange restore&quot;</span>);<a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(<span class="stringliteral">&quot;set autoscale y&quot;</span>);<span class="keywordflow">return</span> *<span class="keyword">this</span>;};</div>
<div class="line"><a name="l00430"></a><span class="lineno">  430</span>&#160;</div>
<div class="line"><a name="l00431"></a><span class="lineno">  431</span>&#160;    <span class="comment">// -----------------------------------------------</span></div>
<div class="line"><a name="l00437"></a><span class="lineno">  437</span>&#160;<span class="comment"></span>    <span class="comment">// -----------------------------------------------</span></div>
<div class="line"><a name="l00438"></a><span class="lineno"><a class="code" href="class_gnuplot.html#aef3e84e793836158e1ddd773d1465c37">  438</a></span>&#160;    <span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#aef3e84e793836158e1ddd773d1465c37">set_zautoscale</a>(){<a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(<span class="stringliteral">&quot;set zrange restore&quot;</span>);<a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(<span class="stringliteral">&quot;set autoscale z&quot;</span>);<span class="keywordflow">return</span> *<span class="keyword">this</span>;};</div>
<div class="line"><a name="l00439"></a><span class="lineno">  439</span>&#160;</div>
<div class="line"><a name="l00440"></a><span class="lineno">  440</span>&#160;</div>
<div class="line"><a name="l00442"></a><span class="lineno">  442</span>&#160;    <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#aff546fad227d93babeb5d2cc9f047b89" title="turns on/off log scaling for the specified xaxis (logscale is not set by default) ...">set_xlogscale</a>(<span class="keyword">const</span> <span class="keywordtype">double</span> base = 10);</div>
<div class="line"><a name="l00444"></a><span class="lineno">  444</span>&#160;    <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a201a802d2f27fece0d39809c4eb3bce0" title="turns on/off log scaling for the specified yaxis (logscale is not set by default) ...">set_ylogscale</a>(<span class="keyword">const</span> <span class="keywordtype">double</span> base = 10);</div>
<div class="line"><a name="l00446"></a><span class="lineno">  446</span>&#160;    <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a1da3838163b0dbde8809b55c5b5c56b1" title="turns on/off log scaling for the specified zaxis (logscale is not set by default) ...">set_zlogscale</a>(<span class="keyword">const</span> <span class="keywordtype">double</span> base = 10);</div>
<div class="line"><a name="l00447"></a><span class="lineno">  447</span>&#160;</div>
<div class="line"><a name="l00448"></a><span class="lineno">  448</span>&#160;    <span class="comment">// ----------------------------------------------- </span></div>
<div class="line"><a name="l00454"></a><span class="lineno">  454</span>&#160;<span class="comment"></span>    <span class="comment">// -----------------------------------------------  </span></div>
<div class="line"><a name="l00455"></a><span class="lineno"><a class="code" href="class_gnuplot.html#a7b178184260f1498cd0c11a197ea0ac2">  455</a></span>&#160;    <span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a7b178184260f1498cd0c11a197ea0ac2">unset_xlogscale</a>(){<a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(<span class="stringliteral">&quot;unset logscale x&quot;</span>); <span class="keywordflow">return</span> *<span class="keyword">this</span>;};</div>
<div class="line"><a name="l00456"></a><span class="lineno">  456</span>&#160;</div>
<div class="line"><a name="l00457"></a><span class="lineno">  457</span>&#160;    <span class="comment">// ----------------------------------------------- </span></div>
<div class="line"><a name="l00463"></a><span class="lineno">  463</span>&#160;<span class="comment"></span>    <span class="comment">// -----------------------------------------------  </span></div>
<div class="line"><a name="l00464"></a><span class="lineno"><a class="code" href="class_gnuplot.html#a9217543dd49c4802b1194d42c5e10b6d">  464</a></span>&#160;    <span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a9217543dd49c4802b1194d42c5e10b6d">unset_ylogscale</a>(){<a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(<span class="stringliteral">&quot;unset logscale y&quot;</span>); <span class="keywordflow">return</span> *<span class="keyword">this</span>;};</div>
<div class="line"><a name="l00465"></a><span class="lineno">  465</span>&#160;</div>
<div class="line"><a name="l00466"></a><span class="lineno">  466</span>&#160;    <span class="comment">// ----------------------------------------------- </span></div>
<div class="line"><a name="l00472"></a><span class="lineno">  472</span>&#160;<span class="comment"></span>    <span class="comment">// -----------------------------------------------          </span></div>
<div class="line"><a name="l00473"></a><span class="lineno"><a class="code" href="class_gnuplot.html#afa67f022ca344593b054d7f2e3406c7e">  473</a></span>&#160;    <span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#afa67f022ca344593b054d7f2e3406c7e">unset_zlogscale</a>(){<a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(<span class="stringliteral">&quot;unset logscale z&quot;</span>); <span class="keywordflow">return</span> *<span class="keyword">this</span>;};</div>
<div class="line"><a name="l00474"></a><span class="lineno">  474</span>&#160;</div>
<div class="line"><a name="l00475"></a><span class="lineno">  475</span>&#160;</div>
<div class="line"><a name="l00477"></a><span class="lineno">  477</span>&#160;    <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a2228f5ab4cce2da463fc90383076a598" title="set palette range (autoscale by default) ">set_cbrange</a>(<span class="keyword">const</span> <span class="keywordtype">double</span> iFrom, <span class="keyword">const</span> <span class="keywordtype">double</span> iTo);</div>
<div class="line"><a name="l00478"></a><span class="lineno">  478</span>&#160;</div>
<div class="line"><a name="l00479"></a><span class="lineno">  479</span>&#160;</div>
<div class="line"><a name="l00480"></a><span class="lineno">  480</span>&#160;    <span class="comment">//----------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00481"></a><span class="lineno">  481</span>&#160;    <span class="comment">// plot</span></div>
<div class="line"><a name="l00482"></a><span class="lineno">  482</span>&#160;</div>
<div class="line"><a name="l00485"></a><span class="lineno">  485</span>&#160;    <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a4fc34218cdfdd27a65b92eea1f1f9e84">plotfile_x</a>(<span class="keyword">const</span> std::string &amp;filename,</div>
<div class="line"><a name="l00486"></a><span class="lineno">  486</span>&#160;                        <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> column = 1,</div>
<div class="line"><a name="l00487"></a><span class="lineno">  487</span>&#160;                        <span class="keyword">const</span> std::string &amp;title = <span class="stringliteral">&quot;&quot;</span>);</div>
<div class="line"><a name="l00489"></a><span class="lineno">  489</span>&#160;    <span class="keyword">template</span>&lt;<span class="keyword">typename</span> X&gt;</div>
<div class="line"><a name="l00490"></a><span class="lineno">  490</span>&#160;    <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a80f3b2baae2bceff78ad005d9c3ec3fb" title="from std::vector ">plot_x</a>(<span class="keyword">const</span> X&amp; x, <span class="keyword">const</span> std::string &amp;title = <span class="stringliteral">&quot;&quot;</span>);</div>
<div class="line"><a name="l00491"></a><span class="lineno">  491</span>&#160;</div>
<div class="line"><a name="l00492"></a><span class="lineno">  492</span>&#160;</div>
<div class="line"><a name="l00495"></a><span class="lineno">  495</span>&#160;    <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a10e1fc7344bd726faa2d70cd5ced5e5e">plotfile_xy</a>(<span class="keyword">const</span> std::string &amp;filename,</div>
<div class="line"><a name="l00496"></a><span class="lineno">  496</span>&#160;                         <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> column_x = 1,</div>
<div class="line"><a name="l00497"></a><span class="lineno">  497</span>&#160;                         <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> column_y = 2,</div>
<div class="line"><a name="l00498"></a><span class="lineno">  498</span>&#160;                         <span class="keyword">const</span> std::string &amp;title = <span class="stringliteral">&quot;&quot;</span>);</div>
<div class="line"><a name="l00500"></a><span class="lineno">  500</span>&#160;    <span class="keyword">template</span>&lt;<span class="keyword">typename</span> X, <span class="keyword">typename</span> Y&gt;</div>
<div class="line"><a name="l00501"></a><span class="lineno">  501</span>&#160;    <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a0514a7391de6b42e79732ce746c310f7" title="from data ">plot_xy</a>(<span class="keyword">const</span> X&amp; x, <span class="keyword">const</span> Y&amp; y, <span class="keyword">const</span> std::string &amp;title = <span class="stringliteral">&quot;&quot;</span>);</div>
<div class="line"><a name="l00502"></a><span class="lineno">  502</span>&#160;</div>
<div class="line"><a name="l00503"></a><span class="lineno">  503</span>&#160;</div>
<div class="line"><a name="l00506"></a><span class="lineno">  506</span>&#160;    <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#afe9d44ba12f617188111ab915010f3ab">plotfile_xy_err</a>(<span class="keyword">const</span> std::string &amp;filename,</div>
<div class="line"><a name="l00507"></a><span class="lineno">  507</span>&#160;                             <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> column_x  = 1,</div>
<div class="line"><a name="l00508"></a><span class="lineno">  508</span>&#160;                             <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> column_y  = 2,</div>
<div class="line"><a name="l00509"></a><span class="lineno">  509</span>&#160;                             <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> column_dy = 3,</div>
<div class="line"><a name="l00510"></a><span class="lineno">  510</span>&#160;                             <span class="keyword">const</span> std::string &amp;title = <span class="stringliteral">&quot;&quot;</span>);</div>
<div class="line"><a name="l00512"></a><span class="lineno">  512</span>&#160;    <span class="keyword">template</span>&lt;<span class="keyword">typename</span> X, <span class="keyword">typename</span> Y, <span class="keyword">typename</span> E&gt;</div>
<div class="line"><a name="l00513"></a><span class="lineno">  513</span>&#160;    <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a3c5d382eba33f92b26ba85f201bc7dea" title="from data ">plot_xy_err</a>(<span class="keyword">const</span> X &amp;x, <span class="keyword">const</span> Y &amp;y, <span class="keyword">const</span> E &amp;dy,</div>
<div class="line"><a name="l00514"></a><span class="lineno">  514</span>&#160;                         <span class="keyword">const</span> std::string &amp;title = <span class="stringliteral">&quot;&quot;</span>);</div>
<div class="line"><a name="l00515"></a><span class="lineno">  515</span>&#160;</div>
<div class="line"><a name="l00516"></a><span class="lineno">  516</span>&#160;</div>
<div class="line"><a name="l00519"></a><span class="lineno">  519</span>&#160;    <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a9dbde2a91eb816481657f3a22c9b0046">plotfile_xyz</a>(<span class="keyword">const</span> std::string &amp;filename,</div>
<div class="line"><a name="l00520"></a><span class="lineno">  520</span>&#160;                          <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> column_x = 1,</div>
<div class="line"><a name="l00521"></a><span class="lineno">  521</span>&#160;                          <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> column_y = 2,</div>
<div class="line"><a name="l00522"></a><span class="lineno">  522</span>&#160;                          <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> column_z = 3,</div>
<div class="line"><a name="l00523"></a><span class="lineno">  523</span>&#160;                          <span class="keyword">const</span> std::string &amp;title = <span class="stringliteral">&quot;&quot;</span>);</div>
<div class="line"><a name="l00525"></a><span class="lineno">  525</span>&#160;    <span class="keyword">template</span>&lt;<span class="keyword">typename</span> X, <span class="keyword">typename</span> Y, <span class="keyword">typename</span> Z&gt;</div>
<div class="line"><a name="l00526"></a><span class="lineno">  526</span>&#160;    <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#af89cb366fa7d09ffc1c351516ae54df5" title="from std::vector ">plot_xyz</a>(<span class="keyword">const</span> X &amp;x,</div>
<div class="line"><a name="l00527"></a><span class="lineno">  527</span>&#160;                      <span class="keyword">const</span> Y &amp;y,</div>
<div class="line"><a name="l00528"></a><span class="lineno">  528</span>&#160;                      <span class="keyword">const</span> Z &amp;z,</div>
<div class="line"><a name="l00529"></a><span class="lineno">  529</span>&#160;                      <span class="keyword">const</span> std::string &amp;title = <span class="stringliteral">&quot;&quot;</span>);</div>
<div class="line"><a name="l00530"></a><span class="lineno">  530</span>&#160;</div>
<div class="line"><a name="l00531"></a><span class="lineno">  531</span>&#160;</div>
<div class="line"><a name="l00532"></a><span class="lineno">  532</span>&#160;</div>
<div class="line"><a name="l00534"></a><span class="lineno">  534</span>&#160;    <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a51ea5105eb87285820bb93910f8d346c" title="plot an equation of the form: y = ax + b, you supply a and b ">plot_slope</a>(<span class="keyword">const</span> <span class="keywordtype">double</span> a,</div>
<div class="line"><a name="l00535"></a><span class="lineno">  535</span>&#160;                        <span class="keyword">const</span> <span class="keywordtype">double</span> b,</div>
<div class="line"><a name="l00536"></a><span class="lineno">  536</span>&#160;                        <span class="keyword">const</span> std::string &amp;title = <span class="stringliteral">&quot;&quot;</span>);</div>
<div class="line"><a name="l00537"></a><span class="lineno">  537</span>&#160;</div>
<div class="line"><a name="l00538"></a><span class="lineno">  538</span>&#160;</div>
<div class="line"><a name="l00549"></a><span class="lineno">  549</span>&#160;    <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a42dfb8c9d4636745c7be277ed818e849">plot_equation</a>(<span class="keyword">const</span> std::string &amp;equation,</div>
<div class="line"><a name="l00550"></a><span class="lineno">  550</span>&#160;                           <span class="keyword">const</span> std::string &amp;title = <span class="stringliteral">&quot;&quot;</span>);</div>
<div class="line"><a name="l00551"></a><span class="lineno">  551</span>&#160;</div>
<div class="line"><a name="l00554"></a><span class="lineno">  554</span>&#160;    <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a79aed3a6927f7d1d3497cba441e8a943">plot_equation3d</a>(<span class="keyword">const</span> std::string &amp;equation,</div>
<div class="line"><a name="l00555"></a><span class="lineno">  555</span>&#160;                             <span class="keyword">const</span> std::string &amp;title = <span class="stringliteral">&quot;&quot;</span>);</div>
<div class="line"><a name="l00556"></a><span class="lineno">  556</span>&#160;</div>
<div class="line"><a name="l00557"></a><span class="lineno">  557</span>&#160;</div>
<div class="line"><a name="l00559"></a><span class="lineno">  559</span>&#160;    <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#aae22c0470a6fbbc1f5e84dec8d023381" title="plot image ">plot_image</a>(<span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *ucPicBuf,</div>
<div class="line"><a name="l00560"></a><span class="lineno">  560</span>&#160;                        <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> iWidth,</div>
<div class="line"><a name="l00561"></a><span class="lineno">  561</span>&#160;                        <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> iHeight,</div>
<div class="line"><a name="l00562"></a><span class="lineno">  562</span>&#160;                        <span class="keyword">const</span> std::string &amp;title = <span class="stringliteral">&quot;&quot;</span>);</div>
<div class="line"><a name="l00563"></a><span class="lineno">  563</span>&#160;</div>
<div class="line"><a name="l00564"></a><span class="lineno">  564</span>&#160;</div>
<div class="line"><a name="l00565"></a><span class="lineno">  565</span>&#160;    <span class="comment">//----------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00573"></a><span class="lineno">  573</span>&#160;<span class="comment"></span>    <span class="comment">//----------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00574"></a><span class="lineno"><a class="code" href="class_gnuplot.html#a34c1b3e877d246a841a29f857a29f502">  574</a></span>&#160;    <span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a34c1b3e877d246a841a29f857a29f502" title="replot repeats the last plot or splot command. this can be useful for viewing a plot with different s...">replot</a>(<span class="keywordtype">void</span>){<span class="keywordflow">if</span> (nplots &gt; 0) <a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(<span class="stringliteral">&quot;replot&quot;</span>);<span class="keywordflow">return</span> *<span class="keyword">this</span>;};</div>
<div class="line"><a name="l00575"></a><span class="lineno">  575</span>&#160;</div>
<div class="line"><a name="l00577"></a><span class="lineno">  577</span>&#160;    <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a6797761712d3c311e3685bcccba65dd4" title="resets a gnuplot session (next plot will erase previous ones) ">reset_plot</a>();</div>
<div class="line"><a name="l00578"></a><span class="lineno">  578</span>&#160;</div>
<div class="line"><a name="l00580"></a><span class="lineno">  580</span>&#160;    <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a9aedfe8371083a1a3ac2b9493810049c" title="resets a gnuplot session and sets all variables to default ">reset_all</a>();</div>
<div class="line"><a name="l00581"></a><span class="lineno">  581</span>&#160;</div>
<div class="line"><a name="l00583"></a><span class="lineno">  583</span>&#160;    <span class="keywordtype">void</span> <a class="code" href="class_gnuplot.html#a2e449552587b0055f40f4ee079d62a8d" title="deletes temporary files ">remove_tmpfiles</a>();</div>
<div class="line"><a name="l00584"></a><span class="lineno">  584</span>&#160;</div>
<div class="line"><a name="l00585"></a><span class="lineno">  585</span>&#160;    <span class="comment">// -------------------------------------------------------------------</span></div>
<div class="line"><a name="l00592"></a><span class="lineno">  592</span>&#160;<span class="comment"></span>    <span class="comment">// ------------------------------------------------------------------- </span></div>
<div class="line"><a name="l00593"></a><span class="lineno"><a class="code" href="class_gnuplot.html#a3135ffebb308b50c4f3178a62b23ab03">  593</a></span>&#160;    <span class="keyword">inline</span> <span class="keywordtype">bool</span> <a class="code" href="class_gnuplot.html#a3135ffebb308b50c4f3178a62b23ab03" title="Is the gnuplot session valid ?? ">is_valid</a>(){<span class="keywordflow">return</span>(valid);};</div>
<div class="line"><a name="l00594"></a><span class="lineno">  594</span>&#160;</div>
<div class="line"><a name="l00595"></a><span class="lineno">  595</span>&#160;};</div>
<div class="line"><a name="l00596"></a><span class="lineno">  596</span>&#160;</div>
<div class="line"><a name="l00597"></a><span class="lineno">  597</span>&#160;</div>
<div class="line"><a name="l00598"></a><span class="lineno">  598</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00599"></a><span class="lineno">  599</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00600"></a><span class="lineno">  600</span>&#160;<span class="comment">// constructor: set a style during construction</span></div>
<div class="line"><a name="l00601"></a><span class="lineno">  601</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00602"></a><span class="lineno"><a class="code" href="class_gnuplot.html#a187eb517b362cf379492fe7f1621ee50">  602</a></span>&#160;<span class="keyword">inline</span> <a class="code" href="class_gnuplot.html#a187eb517b362cf379492fe7f1621ee50" title="set a style during construction ">Gnuplot::Gnuplot</a>(<span class="keyword">const</span> std::string &amp;style)</div>
<div class="line"><a name="l00603"></a><span class="lineno">  603</span>&#160;                           : gnucmd(NULL), nplots(0), pstyle(), smooth(), tmpfile_list(), valid(false), two_dim(false)</div>
<div class="line"><a name="l00604"></a><span class="lineno">  604</span>&#160;</div>
<div class="line"><a name="l00605"></a><span class="lineno">  605</span>&#160;{</div>
<div class="line"><a name="l00606"></a><span class="lineno">  606</span>&#160;    init();</div>
<div class="line"><a name="l00607"></a><span class="lineno">  607</span>&#160;    <a class="code" href="class_gnuplot.html#acfdcda292650775ebed4683e8e1515b5">set_style</a>(style);</div>
<div class="line"><a name="l00608"></a><span class="lineno">  608</span>&#160;}</div>
<div class="line"><a name="l00609"></a><span class="lineno">  609</span>&#160;  </div>
<div class="line"><a name="l00610"></a><span class="lineno">  610</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00611"></a><span class="lineno">  611</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00612"></a><span class="lineno">  612</span>&#160;<span class="comment">// constructor: open a new session, plot a signal (x)</span></div>
<div class="line"><a name="l00613"></a><span class="lineno">  613</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00614"></a><span class="lineno"><a class="code" href="class_gnuplot.html#a8ceac5808e42665c1dee305ae7ea9070">  614</a></span>&#160;<span class="keyword">inline</span> <a class="code" href="class_gnuplot.html#a187eb517b362cf379492fe7f1621ee50" title="set a style during construction ">Gnuplot::Gnuplot</a>(<span class="keyword">const</span> std::vector&lt;double&gt; &amp;x,</div>
<div class="line"><a name="l00615"></a><span class="lineno">  615</span>&#160;                 <span class="keyword">const</span> std::string &amp;title,</div>
<div class="line"><a name="l00616"></a><span class="lineno">  616</span>&#160;                 <span class="keyword">const</span> std::string &amp;style,</div>
<div class="line"><a name="l00617"></a><span class="lineno">  617</span>&#160;                 <span class="keyword">const</span> std::string &amp;labelx,</div>
<div class="line"><a name="l00618"></a><span class="lineno">  618</span>&#160;                 <span class="keyword">const</span> std::string &amp;labely)</div>
<div class="line"><a name="l00619"></a><span class="lineno">  619</span>&#160;                           : gnucmd(NULL), nplots(0), pstyle(), smooth(), tmpfile_list(), valid(false), two_dim(false)</div>
<div class="line"><a name="l00620"></a><span class="lineno">  620</span>&#160;{</div>
<div class="line"><a name="l00621"></a><span class="lineno">  621</span>&#160;    init();</div>
<div class="line"><a name="l00622"></a><span class="lineno">  622</span>&#160;</div>
<div class="line"><a name="l00623"></a><span class="lineno">  623</span>&#160;    <a class="code" href="class_gnuplot.html#acfdcda292650775ebed4683e8e1515b5">set_style</a>(style);</div>
<div class="line"><a name="l00624"></a><span class="lineno">  624</span>&#160;    <a class="code" href="class_gnuplot.html#aa93589a95aeab869ba731e2583843ae4" title="set y axis label ">set_xlabel</a>(labelx);</div>
<div class="line"><a name="l00625"></a><span class="lineno">  625</span>&#160;    <a class="code" href="class_gnuplot.html#afcb311938827f8718f19ed52d66bad7c" title="set x axis label ">set_ylabel</a>(labely);</div>
<div class="line"><a name="l00626"></a><span class="lineno">  626</span>&#160;</div>
<div class="line"><a name="l00627"></a><span class="lineno">  627</span>&#160;    <a class="code" href="class_gnuplot.html#a80f3b2baae2bceff78ad005d9c3ec3fb" title="from std::vector ">plot_x</a>(x,title);</div>
<div class="line"><a name="l00628"></a><span class="lineno">  628</span>&#160;}</div>
<div class="line"><a name="l00629"></a><span class="lineno">  629</span>&#160;</div>
<div class="line"><a name="l00630"></a><span class="lineno">  630</span>&#160;</div>
<div class="line"><a name="l00631"></a><span class="lineno">  631</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00632"></a><span class="lineno">  632</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00633"></a><span class="lineno">  633</span>&#160;<span class="comment">// constructor: open a new session, plot a signal (x,y)</span></div>
<div class="line"><a name="l00634"></a><span class="lineno">  634</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00635"></a><span class="lineno"><a class="code" href="class_gnuplot.html#a24327b6116c71acdc195eadf665c67cb">  635</a></span>&#160;<span class="keyword">inline</span> <a class="code" href="class_gnuplot.html#a187eb517b362cf379492fe7f1621ee50" title="set a style during construction ">Gnuplot::Gnuplot</a>(<span class="keyword">const</span> std::vector&lt;double&gt; &amp;x,</div>
<div class="line"><a name="l00636"></a><span class="lineno">  636</span>&#160;                 <span class="keyword">const</span> std::vector&lt;double&gt; &amp;y,</div>
<div class="line"><a name="l00637"></a><span class="lineno">  637</span>&#160;                 <span class="keyword">const</span> std::string &amp;title,</div>
<div class="line"><a name="l00638"></a><span class="lineno">  638</span>&#160;                 <span class="keyword">const</span> std::string &amp;style,</div>
<div class="line"><a name="l00639"></a><span class="lineno">  639</span>&#160;                 <span class="keyword">const</span> std::string &amp;labelx,</div>
<div class="line"><a name="l00640"></a><span class="lineno">  640</span>&#160;                 <span class="keyword">const</span> std::string &amp;labely)</div>
<div class="line"><a name="l00641"></a><span class="lineno">  641</span>&#160;                           : gnucmd(NULL), nplots(0), pstyle(), smooth(), tmpfile_list(), valid(false), two_dim(false)</div>
<div class="line"><a name="l00642"></a><span class="lineno">  642</span>&#160;{</div>
<div class="line"><a name="l00643"></a><span class="lineno">  643</span>&#160;    init();</div>
<div class="line"><a name="l00644"></a><span class="lineno">  644</span>&#160;</div>
<div class="line"><a name="l00645"></a><span class="lineno">  645</span>&#160;    <a class="code" href="class_gnuplot.html#acfdcda292650775ebed4683e8e1515b5">set_style</a>(style);</div>
<div class="line"><a name="l00646"></a><span class="lineno">  646</span>&#160;    <a class="code" href="class_gnuplot.html#aa93589a95aeab869ba731e2583843ae4" title="set y axis label ">set_xlabel</a>(labelx);</div>
<div class="line"><a name="l00647"></a><span class="lineno">  647</span>&#160;    <a class="code" href="class_gnuplot.html#afcb311938827f8718f19ed52d66bad7c" title="set x axis label ">set_ylabel</a>(labely);</div>
<div class="line"><a name="l00648"></a><span class="lineno">  648</span>&#160;</div>
<div class="line"><a name="l00649"></a><span class="lineno">  649</span>&#160;    <a class="code" href="class_gnuplot.html#a0514a7391de6b42e79732ce746c310f7" title="from data ">plot_xy</a>(x,y,title);</div>
<div class="line"><a name="l00650"></a><span class="lineno">  650</span>&#160;}</div>
<div class="line"><a name="l00651"></a><span class="lineno">  651</span>&#160;</div>
<div class="line"><a name="l00652"></a><span class="lineno">  652</span>&#160;</div>
<div class="line"><a name="l00653"></a><span class="lineno">  653</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00654"></a><span class="lineno">  654</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00655"></a><span class="lineno">  655</span>&#160;<span class="comment">// constructor: open a new session, plot a signal (x,y,z)</span></div>
<div class="line"><a name="l00656"></a><span class="lineno">  656</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00657"></a><span class="lineno"><a class="code" href="class_gnuplot.html#a14191e89154f2716608f6907975cc012">  657</a></span>&#160;<span class="keyword">inline</span> <a class="code" href="class_gnuplot.html#a187eb517b362cf379492fe7f1621ee50" title="set a style during construction ">Gnuplot::Gnuplot</a>(<span class="keyword">const</span> std::vector&lt;double&gt; &amp;x,</div>
<div class="line"><a name="l00658"></a><span class="lineno">  658</span>&#160;                 <span class="keyword">const</span> std::vector&lt;double&gt; &amp;y,</div>
<div class="line"><a name="l00659"></a><span class="lineno">  659</span>&#160;                 <span class="keyword">const</span> std::vector&lt;double&gt; &amp;z,</div>
<div class="line"><a name="l00660"></a><span class="lineno">  660</span>&#160;                 <span class="keyword">const</span> std::string &amp;title,</div>
<div class="line"><a name="l00661"></a><span class="lineno">  661</span>&#160;                 <span class="keyword">const</span> std::string &amp;style,</div>
<div class="line"><a name="l00662"></a><span class="lineno">  662</span>&#160;                 <span class="keyword">const</span> std::string &amp;labelx,</div>
<div class="line"><a name="l00663"></a><span class="lineno">  663</span>&#160;                 <span class="keyword">const</span> std::string &amp;labely,</div>
<div class="line"><a name="l00664"></a><span class="lineno">  664</span>&#160;                 <span class="keyword">const</span> std::string &amp;labelz)</div>
<div class="line"><a name="l00665"></a><span class="lineno">  665</span>&#160;                           : gnucmd(NULL), nplots(0), pstyle(), smooth(), tmpfile_list(), valid(false), two_dim(false)</div>
<div class="line"><a name="l00666"></a><span class="lineno">  666</span>&#160;{</div>
<div class="line"><a name="l00667"></a><span class="lineno">  667</span>&#160;    init();</div>
<div class="line"><a name="l00668"></a><span class="lineno">  668</span>&#160;</div>
<div class="line"><a name="l00669"></a><span class="lineno">  669</span>&#160;    <a class="code" href="class_gnuplot.html#acfdcda292650775ebed4683e8e1515b5">set_style</a>(style);</div>
<div class="line"><a name="l00670"></a><span class="lineno">  670</span>&#160;    <a class="code" href="class_gnuplot.html#aa93589a95aeab869ba731e2583843ae4" title="set y axis label ">set_xlabel</a>(labelx);</div>
<div class="line"><a name="l00671"></a><span class="lineno">  671</span>&#160;    <a class="code" href="class_gnuplot.html#afcb311938827f8718f19ed52d66bad7c" title="set x axis label ">set_ylabel</a>(labely);</div>
<div class="line"><a name="l00672"></a><span class="lineno">  672</span>&#160;    <a class="code" href="class_gnuplot.html#ab3206e715d20f05cc0dd1eec89ce8b07" title="set z axis label ">set_zlabel</a>(labelz);</div>
<div class="line"><a name="l00673"></a><span class="lineno">  673</span>&#160;</div>
<div class="line"><a name="l00674"></a><span class="lineno">  674</span>&#160;    <a class="code" href="class_gnuplot.html#af89cb366fa7d09ffc1c351516ae54df5" title="from std::vector ">plot_xyz</a>(x,y,z,title);</div>
<div class="line"><a name="l00675"></a><span class="lineno">  675</span>&#160;}</div>
<div class="line"><a name="l00676"></a><span class="lineno">  676</span>&#160;</div>
<div class="line"><a name="l00677"></a><span class="lineno">  677</span>&#160;</div>
<div class="line"><a name="l00678"></a><span class="lineno">  678</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00679"></a><span class="lineno">  679</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00681"></a><span class="lineno">  681</span>&#160;<span class="comment"></span><span class="comment">//</span></div>
<div class="line"><a name="l00682"></a><span class="lineno">  682</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> X&gt;</div>
<div class="line"><a name="l00683"></a><span class="lineno"><a class="code" href="class_gnuplot.html#a80f3b2baae2bceff78ad005d9c3ec3fb">  683</a></span>&#160;<a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a80f3b2baae2bceff78ad005d9c3ec3fb" title="from std::vector ">Gnuplot::plot_x</a>(<span class="keyword">const</span> X&amp; x, <span class="keyword">const</span> std::string &amp;title)</div>
<div class="line"><a name="l00684"></a><span class="lineno">  684</span>&#160;{</div>
<div class="line"><a name="l00685"></a><span class="lineno">  685</span>&#160;    <span class="keywordflow">if</span> (x.size() == 0)</div>
<div class="line"><a name="l00686"></a><span class="lineno">  686</span>&#160;    {</div>
<div class="line"><a name="l00687"></a><span class="lineno">  687</span>&#160;        <span class="keywordflow">throw</span> <a class="code" href="class_gnuplot_exception.html" title="A C++ interface to gnuplot. ">GnuplotException</a>(<span class="stringliteral">&quot;std::vector too small&quot;</span>);</div>
<div class="line"><a name="l00688"></a><span class="lineno">  688</span>&#160;        <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00689"></a><span class="lineno">  689</span>&#160;    }</div>
<div class="line"><a name="l00690"></a><span class="lineno">  690</span>&#160;</div>
<div class="line"><a name="l00691"></a><span class="lineno">  691</span>&#160;    std::ofstream tmp;</div>
<div class="line"><a name="l00692"></a><span class="lineno">  692</span>&#160;    std::string name = <a class="code" href="class_gnuplot.html#a8ced9e766e0677b938178dafe9264ff7" title="creates tmpfile and returns its name ">create_tmpfile</a>(tmp);</div>
<div class="line"><a name="l00693"></a><span class="lineno">  693</span>&#160;    <span class="keywordflow">if</span> (name == <span class="stringliteral">&quot;&quot;</span>)</div>
<div class="line"><a name="l00694"></a><span class="lineno">  694</span>&#160;        <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00695"></a><span class="lineno">  695</span>&#160;</div>
<div class="line"><a name="l00696"></a><span class="lineno">  696</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l00697"></a><span class="lineno">  697</span>&#160;    <span class="comment">// write the data to file</span></div>
<div class="line"><a name="l00698"></a><span class="lineno">  698</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l00699"></a><span class="lineno">  699</span>&#160;    <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> i = 0; i &lt; x.size(); i++)</div>
<div class="line"><a name="l00700"></a><span class="lineno">  700</span>&#160;        tmp &lt;&lt; x[i] &lt;&lt; std::endl;</div>
<div class="line"><a name="l00701"></a><span class="lineno">  701</span>&#160;</div>
<div class="line"><a name="l00702"></a><span class="lineno">  702</span>&#160;    tmp.flush();</div>
<div class="line"><a name="l00703"></a><span class="lineno">  703</span>&#160;    tmp.close();</div>
<div class="line"><a name="l00704"></a><span class="lineno">  704</span>&#160;</div>
<div class="line"><a name="l00705"></a><span class="lineno">  705</span>&#160;</div>
<div class="line"><a name="l00706"></a><span class="lineno">  706</span>&#160;    <a class="code" href="class_gnuplot.html#a4fc34218cdfdd27a65b92eea1f1f9e84">plotfile_x</a>(name, 1, title);</div>
<div class="line"><a name="l00707"></a><span class="lineno">  707</span>&#160;</div>
<div class="line"><a name="l00708"></a><span class="lineno">  708</span>&#160;    <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00709"></a><span class="lineno">  709</span>&#160;}</div>
<div class="line"><a name="l00710"></a><span class="lineno">  710</span>&#160;</div>
<div class="line"><a name="l00711"></a><span class="lineno">  711</span>&#160;  </div>
<div class="line"><a name="l00712"></a><span class="lineno">  712</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00713"></a><span class="lineno">  713</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00715"></a><span class="lineno">  715</span>&#160;<span class="comment"></span><span class="comment">//</span></div>
<div class="line"><a name="l00716"></a><span class="lineno">  716</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> X, <span class="keyword">typename</span> Y&gt;</div>
<div class="line"><a name="l00717"></a><span class="lineno"><a class="code" href="class_gnuplot.html#a0514a7391de6b42e79732ce746c310f7">  717</a></span>&#160;<a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a0514a7391de6b42e79732ce746c310f7" title="from data ">Gnuplot::plot_xy</a>(<span class="keyword">const</span> X&amp; x, <span class="keyword">const</span> Y&amp; y, <span class="keyword">const</span> std::string &amp;title)</div>
<div class="line"><a name="l00718"></a><span class="lineno">  718</span>&#160;{</div>
<div class="line"><a name="l00719"></a><span class="lineno">  719</span>&#160;    <span class="keywordflow">if</span> (x.size() == 0 || y.size() == 0)</div>
<div class="line"><a name="l00720"></a><span class="lineno">  720</span>&#160;    {</div>
<div class="line"><a name="l00721"></a><span class="lineno">  721</span>&#160;        <span class="keywordflow">throw</span> <a class="code" href="class_gnuplot_exception.html" title="A C++ interface to gnuplot. ">GnuplotException</a>(<span class="stringliteral">&quot;std::vectors too small&quot;</span>);</div>
<div class="line"><a name="l00722"></a><span class="lineno">  722</span>&#160;        <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00723"></a><span class="lineno">  723</span>&#160;    }</div>
<div class="line"><a name="l00724"></a><span class="lineno">  724</span>&#160;</div>
<div class="line"><a name="l00725"></a><span class="lineno">  725</span>&#160;    <span class="keywordflow">if</span> (x.size() != y.size())</div>
<div class="line"><a name="l00726"></a><span class="lineno">  726</span>&#160;    {</div>
<div class="line"><a name="l00727"></a><span class="lineno">  727</span>&#160;        <span class="keywordflow">throw</span> <a class="code" href="class_gnuplot_exception.html" title="A C++ interface to gnuplot. ">GnuplotException</a>(<span class="stringliteral">&quot;Length of the std::vectors differs&quot;</span>);</div>
<div class="line"><a name="l00728"></a><span class="lineno">  728</span>&#160;        <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00729"></a><span class="lineno">  729</span>&#160;    }</div>
<div class="line"><a name="l00730"></a><span class="lineno">  730</span>&#160;</div>
<div class="line"><a name="l00731"></a><span class="lineno">  731</span>&#160;</div>
<div class="line"><a name="l00732"></a><span class="lineno">  732</span>&#160;    std::ofstream tmp;</div>
<div class="line"><a name="l00733"></a><span class="lineno">  733</span>&#160;    std::string name = <a class="code" href="class_gnuplot.html#a8ced9e766e0677b938178dafe9264ff7" title="creates tmpfile and returns its name ">create_tmpfile</a>(tmp);</div>
<div class="line"><a name="l00734"></a><span class="lineno">  734</span>&#160;    <span class="keywordflow">if</span> (name == <span class="stringliteral">&quot;&quot;</span>)</div>
<div class="line"><a name="l00735"></a><span class="lineno">  735</span>&#160;        <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00736"></a><span class="lineno">  736</span>&#160;</div>
<div class="line"><a name="l00737"></a><span class="lineno">  737</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l00738"></a><span class="lineno">  738</span>&#160;    <span class="comment">// write the data to file</span></div>
<div class="line"><a name="l00739"></a><span class="lineno">  739</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l00740"></a><span class="lineno">  740</span>&#160;    <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> i = 0; i &lt; x.size(); i++)</div>
<div class="line"><a name="l00741"></a><span class="lineno">  741</span>&#160;        tmp &lt;&lt; x[i] &lt;&lt; <span class="stringliteral">&quot; &quot;</span> &lt;&lt; y[i] &lt;&lt; std::endl;</div>
<div class="line"><a name="l00742"></a><span class="lineno">  742</span>&#160;</div>
<div class="line"><a name="l00743"></a><span class="lineno">  743</span>&#160;    tmp.flush();</div>
<div class="line"><a name="l00744"></a><span class="lineno">  744</span>&#160;    tmp.close();</div>
<div class="line"><a name="l00745"></a><span class="lineno">  745</span>&#160;</div>
<div class="line"><a name="l00746"></a><span class="lineno">  746</span>&#160;</div>
<div class="line"><a name="l00747"></a><span class="lineno">  747</span>&#160;    <a class="code" href="class_gnuplot.html#a10e1fc7344bd726faa2d70cd5ced5e5e">plotfile_xy</a>(name, 1, 2, title);</div>
<div class="line"><a name="l00748"></a><span class="lineno">  748</span>&#160;</div>
<div class="line"><a name="l00749"></a><span class="lineno">  749</span>&#160;    <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00750"></a><span class="lineno">  750</span>&#160;}</div>
<div class="line"><a name="l00751"></a><span class="lineno">  751</span>&#160;</div>
<div class="line"><a name="l00756"></a><span class="lineno">  756</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> X, <span class="keyword">typename</span> Y, <span class="keyword">typename</span> E&gt;</div>
<div class="line"><a name="l00757"></a><span class="lineno"><a class="code" href="class_gnuplot.html#a3c5d382eba33f92b26ba85f201bc7dea">  757</a></span>&#160;<a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a3c5d382eba33f92b26ba85f201bc7dea" title="from data ">Gnuplot::plot_xy_err</a>(<span class="keyword">const</span> X &amp;x,</div>
<div class="line"><a name="l00758"></a><span class="lineno">  758</span>&#160;                              <span class="keyword">const</span> Y &amp;y,</div>
<div class="line"><a name="l00759"></a><span class="lineno">  759</span>&#160;                              <span class="keyword">const</span> E &amp;dy,</div>
<div class="line"><a name="l00760"></a><span class="lineno">  760</span>&#160;                              <span class="keyword">const</span> std::string &amp;title)</div>
<div class="line"><a name="l00761"></a><span class="lineno">  761</span>&#160;{</div>
<div class="line"><a name="l00762"></a><span class="lineno">  762</span>&#160;    <span class="keywordflow">if</span> (x.size() == 0 || y.size() == 0 || dy.size() == 0)</div>
<div class="line"><a name="l00763"></a><span class="lineno">  763</span>&#160;    {</div>
<div class="line"><a name="l00764"></a><span class="lineno">  764</span>&#160;        <span class="keywordflow">throw</span> <a class="code" href="class_gnuplot_exception.html" title="A C++ interface to gnuplot. ">GnuplotException</a>(<span class="stringliteral">&quot;std::vectors too small&quot;</span>);</div>
<div class="line"><a name="l00765"></a><span class="lineno">  765</span>&#160;        <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00766"></a><span class="lineno">  766</span>&#160;    }</div>
<div class="line"><a name="l00767"></a><span class="lineno">  767</span>&#160;</div>
<div class="line"><a name="l00768"></a><span class="lineno">  768</span>&#160;    <span class="keywordflow">if</span> (x.size() != y.size() || y.size() != dy.size())</div>
<div class="line"><a name="l00769"></a><span class="lineno">  769</span>&#160;    {</div>
<div class="line"><a name="l00770"></a><span class="lineno">  770</span>&#160;        <span class="keywordflow">throw</span> <a class="code" href="class_gnuplot_exception.html" title="A C++ interface to gnuplot. ">GnuplotException</a>(<span class="stringliteral">&quot;Length of the std::vectors differs&quot;</span>);</div>
<div class="line"><a name="l00771"></a><span class="lineno">  771</span>&#160;        <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00772"></a><span class="lineno">  772</span>&#160;    }</div>
<div class="line"><a name="l00773"></a><span class="lineno">  773</span>&#160;</div>
<div class="line"><a name="l00774"></a><span class="lineno">  774</span>&#160;</div>
<div class="line"><a name="l00775"></a><span class="lineno">  775</span>&#160;    std::ofstream tmp;</div>
<div class="line"><a name="l00776"></a><span class="lineno">  776</span>&#160;    std::string name = <a class="code" href="class_gnuplot.html#a8ced9e766e0677b938178dafe9264ff7" title="creates tmpfile and returns its name ">create_tmpfile</a>(tmp);</div>
<div class="line"><a name="l00777"></a><span class="lineno">  777</span>&#160;    <span class="keywordflow">if</span> (name == <span class="stringliteral">&quot;&quot;</span>)</div>
<div class="line"><a name="l00778"></a><span class="lineno">  778</span>&#160;        <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00779"></a><span class="lineno">  779</span>&#160;</div>
<div class="line"><a name="l00780"></a><span class="lineno">  780</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l00781"></a><span class="lineno">  781</span>&#160;    <span class="comment">// write the data to file</span></div>
<div class="line"><a name="l00782"></a><span class="lineno">  782</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l00783"></a><span class="lineno">  783</span>&#160;    <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> i = 0; i &lt; x.size(); i++)</div>
<div class="line"><a name="l00784"></a><span class="lineno">  784</span>&#160;        tmp &lt;&lt; x[i] &lt;&lt; <span class="stringliteral">&quot; &quot;</span> &lt;&lt; y[i] &lt;&lt; <span class="stringliteral">&quot; &quot;</span> &lt;&lt; dy[i] &lt;&lt; std::endl;</div>
<div class="line"><a name="l00785"></a><span class="lineno">  785</span>&#160;</div>
<div class="line"><a name="l00786"></a><span class="lineno">  786</span>&#160;    tmp.flush();</div>
<div class="line"><a name="l00787"></a><span class="lineno">  787</span>&#160;    tmp.close();</div>
<div class="line"><a name="l00788"></a><span class="lineno">  788</span>&#160;</div>
<div class="line"><a name="l00789"></a><span class="lineno">  789</span>&#160;</div>
<div class="line"><a name="l00790"></a><span class="lineno">  790</span>&#160;    <span class="comment">// Do the actual plot</span></div>
<div class="line"><a name="l00791"></a><span class="lineno">  791</span>&#160;    <a class="code" href="class_gnuplot.html#afe9d44ba12f617188111ab915010f3ab">plotfile_xy_err</a>(name, 1, 2, 3, title);</div>
<div class="line"><a name="l00792"></a><span class="lineno">  792</span>&#160;</div>
<div class="line"><a name="l00793"></a><span class="lineno">  793</span>&#160;    <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00794"></a><span class="lineno">  794</span>&#160;}</div>
<div class="line"><a name="l00795"></a><span class="lineno">  795</span>&#160;</div>
<div class="line"><a name="l00796"></a><span class="lineno">  796</span>&#160;</div>
<div class="line"><a name="l00797"></a><span class="lineno">  797</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00798"></a><span class="lineno">  798</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00799"></a><span class="lineno">  799</span>&#160;<span class="comment">// Plots a 3d graph from a list of doubles: x y z</span></div>
<div class="line"><a name="l00800"></a><span class="lineno">  800</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00801"></a><span class="lineno">  801</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> X, <span class="keyword">typename</span> Y, <span class="keyword">typename</span> Z&gt;</div>
<div class="line"><a name="l00802"></a><span class="lineno"><a class="code" href="class_gnuplot.html#af89cb366fa7d09ffc1c351516ae54df5">  802</a></span>&#160;<a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#af89cb366fa7d09ffc1c351516ae54df5" title="from std::vector ">Gnuplot::plot_xyz</a>(<span class="keyword">const</span> X &amp;x,</div>
<div class="line"><a name="l00803"></a><span class="lineno">  803</span>&#160;                           <span class="keyword">const</span> Y &amp;y,</div>
<div class="line"><a name="l00804"></a><span class="lineno">  804</span>&#160;                           <span class="keyword">const</span> Z &amp;z,</div>
<div class="line"><a name="l00805"></a><span class="lineno">  805</span>&#160;                           <span class="keyword">const</span> std::string &amp;title)</div>
<div class="line"><a name="l00806"></a><span class="lineno">  806</span>&#160;{</div>
<div class="line"><a name="l00807"></a><span class="lineno">  807</span>&#160;    <span class="keywordflow">if</span> (x.size() == 0 || y.size() == 0 || z.size() == 0)</div>
<div class="line"><a name="l00808"></a><span class="lineno">  808</span>&#160;    {</div>
<div class="line"><a name="l00809"></a><span class="lineno">  809</span>&#160;        <span class="keywordflow">throw</span> <a class="code" href="class_gnuplot_exception.html" title="A C++ interface to gnuplot. ">GnuplotException</a>(<span class="stringliteral">&quot;std::vectors too small&quot;</span>);</div>
<div class="line"><a name="l00810"></a><span class="lineno">  810</span>&#160;        <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00811"></a><span class="lineno">  811</span>&#160;    }</div>
<div class="line"><a name="l00812"></a><span class="lineno">  812</span>&#160;</div>
<div class="line"><a name="l00813"></a><span class="lineno">  813</span>&#160;    <span class="keywordflow">if</span> (x.size() != y.size() || x.size() != z.size())</div>
<div class="line"><a name="l00814"></a><span class="lineno">  814</span>&#160;    {</div>
<div class="line"><a name="l00815"></a><span class="lineno">  815</span>&#160;        <span class="keywordflow">throw</span> <a class="code" href="class_gnuplot_exception.html" title="A C++ interface to gnuplot. ">GnuplotException</a>(<span class="stringliteral">&quot;Length of the std::vectors differs&quot;</span>);</div>
<div class="line"><a name="l00816"></a><span class="lineno">  816</span>&#160;        <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00817"></a><span class="lineno">  817</span>&#160;    }</div>
<div class="line"><a name="l00818"></a><span class="lineno">  818</span>&#160;</div>
<div class="line"><a name="l00819"></a><span class="lineno">  819</span>&#160;</div>
<div class="line"><a name="l00820"></a><span class="lineno">  820</span>&#160;    std::ofstream tmp;</div>
<div class="line"><a name="l00821"></a><span class="lineno">  821</span>&#160;    std::string name = <a class="code" href="class_gnuplot.html#a8ced9e766e0677b938178dafe9264ff7" title="creates tmpfile and returns its name ">create_tmpfile</a>(tmp);</div>
<div class="line"><a name="l00822"></a><span class="lineno">  822</span>&#160;    <span class="keywordflow">if</span> (name == <span class="stringliteral">&quot;&quot;</span>)</div>
<div class="line"><a name="l00823"></a><span class="lineno">  823</span>&#160;        <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00824"></a><span class="lineno">  824</span>&#160;</div>
<div class="line"><a name="l00825"></a><span class="lineno">  825</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l00826"></a><span class="lineno">  826</span>&#160;    <span class="comment">// write the data to file</span></div>
<div class="line"><a name="l00827"></a><span class="lineno">  827</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l00828"></a><span class="lineno">  828</span>&#160;    <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> i = 0; i &lt; x.size(); i++)</div>
<div class="line"><a name="l00829"></a><span class="lineno">  829</span>&#160;        tmp &lt;&lt; x[i] &lt;&lt; <span class="stringliteral">&quot; &quot;</span> &lt;&lt; y[i] &lt;&lt; <span class="stringliteral">&quot; &quot;</span> &lt;&lt; z[i] &lt;&lt;std::endl;</div>
<div class="line"><a name="l00830"></a><span class="lineno">  830</span>&#160;</div>
<div class="line"><a name="l00831"></a><span class="lineno">  831</span>&#160;    tmp.flush();</div>
<div class="line"><a name="l00832"></a><span class="lineno">  832</span>&#160;    tmp.close();</div>
<div class="line"><a name="l00833"></a><span class="lineno">  833</span>&#160;</div>
<div class="line"><a name="l00834"></a><span class="lineno">  834</span>&#160;</div>
<div class="line"><a name="l00835"></a><span class="lineno">  835</span>&#160;    <a class="code" href="class_gnuplot.html#a9dbde2a91eb816481657f3a22c9b0046">plotfile_xyz</a>(name, 1, 2, 3, title);</div>
<div class="line"><a name="l00836"></a><span class="lineno">  836</span>&#160;</div>
<div class="line"><a name="l00837"></a><span class="lineno">  837</span>&#160;    <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00838"></a><span class="lineno">  838</span>&#160;}</div>
<div class="line"><a name="l00839"></a><span class="lineno">  839</span>&#160;</div>
<div class="line"><a name="l00840"></a><span class="lineno">  840</span>&#160;</div>
<div class="line"><a name="l00841"></a><span class="lineno">  841</span>&#160;</div>
<div class="line"><a name="l00842"></a><span class="lineno">  842</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00843"></a><span class="lineno">  843</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00844"></a><span class="lineno">  844</span>&#160;<span class="comment">// A string tokenizer taken from http://www.sunsite.ualberta.ca/Documentation/</span></div>
<div class="line"><a name="l00845"></a><span class="lineno">  845</span>&#160;<span class="comment">// /Gnu/libstdc++-2.90.8/html/21_strings/stringtok_std_h.txt</span></div>
<div class="line"><a name="l00846"></a><span class="lineno">  846</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00847"></a><span class="lineno">  847</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> Container&gt;</div>
<div class="line"><a name="l00848"></a><span class="lineno">  848</span>&#160;<span class="keywordtype">void</span> stringtok (Container &amp;container,</div>
<div class="line"><a name="l00849"></a><span class="lineno">  849</span>&#160;                std::string <span class="keyword">const</span> &amp;in,</div>
<div class="line"><a name="l00850"></a><span class="lineno">  850</span>&#160;                <span class="keyword">const</span> <span class="keywordtype">char</span> * <span class="keyword">const</span> delimiters = <span class="stringliteral">&quot; \t\n&quot;</span>)</div>
<div class="line"><a name="l00851"></a><span class="lineno">  851</span>&#160;{</div>
<div class="line"><a name="l00852"></a><span class="lineno">  852</span>&#160;    <span class="keyword">const</span> std::string::size_type len = in.length();</div>
<div class="line"><a name="l00853"></a><span class="lineno">  853</span>&#160;          std::string::size_type i = 0;</div>
<div class="line"><a name="l00854"></a><span class="lineno">  854</span>&#160;</div>
<div class="line"><a name="l00855"></a><span class="lineno">  855</span>&#160;    <span class="keywordflow">while</span> ( i &lt; len )</div>
<div class="line"><a name="l00856"></a><span class="lineno">  856</span>&#160;    {</div>
<div class="line"><a name="l00857"></a><span class="lineno">  857</span>&#160;        <span class="comment">// eat leading whitespace</span></div>
<div class="line"><a name="l00858"></a><span class="lineno">  858</span>&#160;        i = in.find_first_not_of (delimiters, i);</div>
<div class="line"><a name="l00859"></a><span class="lineno">  859</span>&#160;</div>
<div class="line"><a name="l00860"></a><span class="lineno">  860</span>&#160;        <span class="keywordflow">if</span> (i == std::string::npos)</div>
<div class="line"><a name="l00861"></a><span class="lineno">  861</span>&#160;            <span class="keywordflow">return</span>;   <span class="comment">// nothing left but white space</span></div>
<div class="line"><a name="l00862"></a><span class="lineno">  862</span>&#160;</div>
<div class="line"><a name="l00863"></a><span class="lineno">  863</span>&#160;        <span class="comment">// find the end of the token</span></div>
<div class="line"><a name="l00864"></a><span class="lineno">  864</span>&#160;        std::string::size_type j = in.find_first_of (delimiters, i);</div>
<div class="line"><a name="l00865"></a><span class="lineno">  865</span>&#160;</div>
<div class="line"><a name="l00866"></a><span class="lineno">  866</span>&#160;        <span class="comment">// push token</span></div>
<div class="line"><a name="l00867"></a><span class="lineno">  867</span>&#160;        <span class="keywordflow">if</span> (j == std::string::npos)</div>
<div class="line"><a name="l00868"></a><span class="lineno">  868</span>&#160;        {</div>
<div class="line"><a name="l00869"></a><span class="lineno">  869</span>&#160;            container.push_back (in.substr(i));</div>
<div class="line"><a name="l00870"></a><span class="lineno">  870</span>&#160;            <span class="keywordflow">return</span>;</div>
<div class="line"><a name="l00871"></a><span class="lineno">  871</span>&#160;        }</div>
<div class="line"><a name="l00872"></a><span class="lineno">  872</span>&#160;        <span class="keywordflow">else</span></div>
<div class="line"><a name="l00873"></a><span class="lineno">  873</span>&#160;            container.push_back (in.substr(i, j-i));</div>
<div class="line"><a name="l00874"></a><span class="lineno">  874</span>&#160;</div>
<div class="line"><a name="l00875"></a><span class="lineno">  875</span>&#160;        <span class="comment">// set up for next loop</span></div>
<div class="line"><a name="l00876"></a><span class="lineno">  876</span>&#160;        i = j + 1;</div>
<div class="line"><a name="l00877"></a><span class="lineno">  877</span>&#160;    }</div>
<div class="line"><a name="l00878"></a><span class="lineno">  878</span>&#160;</div>
<div class="line"><a name="l00879"></a><span class="lineno">  879</span>&#160;    <span class="keywordflow">return</span>;</div>
<div class="line"><a name="l00880"></a><span class="lineno">  880</span>&#160;}</div>
<div class="line"><a name="l00881"></a><span class="lineno">  881</span>&#160;</div>
<div class="line"><a name="l00882"></a><span class="lineno">  882</span>&#160;</div>
<div class="line"><a name="l00883"></a><span class="lineno">  883</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00884"></a><span class="lineno">  884</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00885"></a><span class="lineno">  885</span>&#160;<span class="comment">// Destructor: needed to delete temporary files</span></div>
<div class="line"><a name="l00886"></a><span class="lineno">  886</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00887"></a><span class="lineno"><a class="code" href="class_gnuplot.html#a78a68f621caa87d1f34324fcd093c7bd">  887</a></span>&#160;<span class="keyword">inline</span> <a class="code" href="class_gnuplot.html#a78a68f621caa87d1f34324fcd093c7bd" title="destructor: needed to delete temporary files ">Gnuplot::~Gnuplot</a>()</div>
<div class="line"><a name="l00888"></a><span class="lineno">  888</span>&#160;{</div>
<div class="line"><a name="l00889"></a><span class="lineno">  889</span>&#160;    <span class="comment">// A stream opened by popen() should be closed by pclose()</span></div>
<div class="line"><a name="l00890"></a><span class="lineno">  890</span>&#160;<span class="preprocessor">#if defined(WIN32) || defined(_WIN32) || defined(__WIN32__) || defined(__TOS_WIN__)</span></div>
<div class="line"><a name="l00891"></a><span class="lineno">  891</span>&#160;<span class="preprocessor"></span>    <span class="keywordflow">if</span> (_pclose(gnucmd) == -1)</div>
<div class="line"><a name="l00892"></a><span class="lineno">  892</span>&#160;<span class="preprocessor">#elif defined(unix) || defined(__unix) || defined(__unix__) || defined(__APPLE__)</span></div>
<div class="line"><a name="l00893"></a><span class="lineno">  893</span>&#160;<span class="preprocessor"></span>    <span class="keywordflow">if</span> (pclose(gnucmd) == -1)</div>
<div class="line"><a name="l00894"></a><span class="lineno">  894</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00895"></a><span class="lineno">  895</span>&#160;<span class="preprocessor"></span>        <span class="keywordflow">throw</span> <a class="code" href="class_gnuplot_exception.html" title="A C++ interface to gnuplot. ">GnuplotException</a>(<span class="stringliteral">&quot;Problem closing communication to gnuplot&quot;</span>);</div>
<div class="line"><a name="l00896"></a><span class="lineno">  896</span>&#160;        </div>
<div class="line"><a name="l00897"></a><span class="lineno">  897</span>&#160;    <span class="comment">//remove_tmpfiles();</span></div>
<div class="line"><a name="l00898"></a><span class="lineno">  898</span>&#160;}</div>
<div class="line"><a name="l00899"></a><span class="lineno">  899</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00900"></a><span class="lineno">  900</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00901"></a><span class="lineno">  901</span>&#160;<span class="comment">// initialize static data</span></div>
<div class="line"><a name="l00902"></a><span class="lineno">  902</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00903"></a><span class="lineno">  903</span>&#160;</div>
<div class="line"><a name="l00904"></a><span class="lineno">  904</span>&#160;<span class="keyword">inline</span> <span class="keywordtype">long</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>&amp; Gnuplot::tmpfile_num()</div>
<div class="line"><a name="l00905"></a><span class="lineno">  905</span>&#160;{</div>
<div class="line"><a name="l00906"></a><span class="lineno">  906</span>&#160;    <span class="keyword">static</span> <span class="keywordtype">long</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> temp = 0;</div>
<div class="line"><a name="l00907"></a><span class="lineno">  907</span>&#160;    <span class="keywordflow">return</span> temp;</div>
<div class="line"><a name="l00908"></a><span class="lineno">  908</span>&#160;}</div>
<div class="line"><a name="l00909"></a><span class="lineno">  909</span>&#160;</div>
<div class="line"><a name="l00910"></a><span class="lineno">  910</span>&#160;<span class="keyword">inline</span> std::string&amp; Gnuplot::m_sGNUPlotFileName()</div>
<div class="line"><a name="l00911"></a><span class="lineno">  911</span>&#160;{</div>
<div class="line"><a name="l00912"></a><span class="lineno">  912</span>&#160;<span class="preprocessor">    #if defined(WIN32) || defined(_WIN32) || defined(__WIN32__) || defined(__TOS_WIN__)</span></div>
<div class="line"><a name="l00913"></a><span class="lineno">  913</span>&#160;<span class="preprocessor"></span>    <span class="keyword">static</span> std::string temp = <span class="stringliteral">&quot;pgnuplot.exe&quot;</span>;</div>
<div class="line"><a name="l00914"></a><span class="lineno">  914</span>&#160;<span class="preprocessor">    #elif defined(unix) || defined(__unix) || defined(__unix__) || defined(__APPLE__)</span></div>
<div class="line"><a name="l00915"></a><span class="lineno">  915</span>&#160;<span class="preprocessor"></span>    <span class="keyword">static</span> std::string temp = <span class="stringliteral">&quot;gnuplot&quot;</span>;</div>
<div class="line"><a name="l00916"></a><span class="lineno">  916</span>&#160;<span class="preprocessor">    #endif</span></div>
<div class="line"><a name="l00917"></a><span class="lineno">  917</span>&#160;<span class="preprocessor"></span>    <span class="keywordflow">return</span> temp;</div>
<div class="line"><a name="l00918"></a><span class="lineno">  918</span>&#160;}</div>
<div class="line"><a name="l00919"></a><span class="lineno">  919</span>&#160;</div>
<div class="line"><a name="l00920"></a><span class="lineno">  920</span>&#160;<span class="keyword">inline</span> std::string&amp; Gnuplot::m_sGNUPlotPath()</div>
<div class="line"><a name="l00921"></a><span class="lineno">  921</span>&#160;{</div>
<div class="line"><a name="l00922"></a><span class="lineno">  922</span>&#160;<span class="preprocessor">    #if defined(WIN32) || defined(_WIN32) || defined(__WIN32__) || defined(__TOS_WIN__)</span></div>
<div class="line"><a name="l00923"></a><span class="lineno">  923</span>&#160;<span class="preprocessor"></span>    <span class="keyword">static</span> std::string temp = <span class="stringliteral">&quot;C:/program files/gnuplot/bin/&quot;</span>;</div>
<div class="line"><a name="l00924"></a><span class="lineno">  924</span>&#160;<span class="preprocessor">    #elif defined(unix) || defined(__unix) || defined(__unix__) || defined(__APPLE__)</span></div>
<div class="line"><a name="l00925"></a><span class="lineno">  925</span>&#160;<span class="preprocessor"></span>    <span class="keyword">static</span> std::string temp = <span class="stringliteral">&quot;/usr/bin/&quot;</span>;</div>
<div class="line"><a name="l00926"></a><span class="lineno">  926</span>&#160;<span class="preprocessor">    #endif</span></div>
<div class="line"><a name="l00927"></a><span class="lineno">  927</span>&#160;<span class="preprocessor"></span>    <span class="keywordflow">return</span> temp;</div>
<div class="line"><a name="l00928"></a><span class="lineno">  928</span>&#160;}</div>
<div class="line"><a name="l00929"></a><span class="lineno">  929</span>&#160;</div>
<div class="line"><a name="l00930"></a><span class="lineno">  930</span>&#160;<span class="keyword">inline</span> std::string&amp; Gnuplot::terminal_std()</div>
<div class="line"><a name="l00931"></a><span class="lineno">  931</span>&#160;{</div>
<div class="line"><a name="l00932"></a><span class="lineno">  932</span>&#160;<span class="preprocessor">    #if defined(WIN32) || defined(_WIN32) || defined(__WIN32__) || defined(__TOS_WIN__)</span></div>
<div class="line"><a name="l00933"></a><span class="lineno">  933</span>&#160;<span class="preprocessor"></span>    <span class="keyword">static</span> std::string temp = <span class="stringliteral">&quot;windows&quot;</span>;</div>
<div class="line"><a name="l00934"></a><span class="lineno">  934</span>&#160;<span class="preprocessor">    #elif ( defined(unix) || defined(__unix) || defined(__unix__) ) &amp;&amp; !defined(__APPLE__)</span></div>
<div class="line"><a name="l00935"></a><span class="lineno">  935</span>&#160;<span class="preprocessor"></span>    <span class="keyword">static</span> std::string temp = <span class="stringliteral">&quot;x11&quot;</span>;</div>
<div class="line"><a name="l00936"></a><span class="lineno">  936</span>&#160;<span class="preprocessor">    #elif defined(__APPLE__)</span></div>
<div class="line"><a name="l00937"></a><span class="lineno">  937</span>&#160;<span class="preprocessor"></span>    <span class="keyword">static</span> std::string temp = <span class="stringliteral">&quot;aqua&quot;</span>;</div>
<div class="line"><a name="l00938"></a><span class="lineno">  938</span>&#160;<span class="preprocessor">    #endif</span></div>
<div class="line"><a name="l00939"></a><span class="lineno">  939</span>&#160;<span class="preprocessor"></span>    <span class="keywordflow">return</span> temp;</div>
<div class="line"><a name="l00940"></a><span class="lineno">  940</span>&#160;}</div>
<div class="line"><a name="l00941"></a><span class="lineno">  941</span>&#160;</div>
<div class="line"><a name="l00942"></a><span class="lineno">  942</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00943"></a><span class="lineno">  943</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00944"></a><span class="lineno">  944</span>&#160;<span class="comment">// define static member function: set Gnuplot path manual</span></div>
<div class="line"><a name="l00945"></a><span class="lineno">  945</span>&#160;<span class="comment">//   for windows: path with slash &#39;/&#39; not backslash &#39;\&#39;</span></div>
<div class="line"><a name="l00946"></a><span class="lineno">  946</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00947"></a><span class="lineno"><a class="code" href="class_gnuplot.html#a67cae885c26ced821e335d98986f1967">  947</a></span>&#160;<span class="keyword">inline</span> <span class="keywordtype">bool</span> <a class="code" href="class_gnuplot.html#a67cae885c26ced821e335d98986f1967" title="optional function: set Gnuplot path manual attention: for windows: path with slash &#39;/&#39; not backslash ...">Gnuplot::set_GNUPlotPath</a>(<span class="keyword">const</span> std::string &amp;path)</div>
<div class="line"><a name="l00948"></a><span class="lineno">  948</span>&#160;{</div>
<div class="line"><a name="l00949"></a><span class="lineno">  949</span>&#160;</div>
<div class="line"><a name="l00950"></a><span class="lineno">  950</span>&#160;    std::string tmp = path + <span class="stringliteral">&quot;/&quot;</span> + Gnuplot::m_sGNUPlotFileName();</div>
<div class="line"><a name="l00951"></a><span class="lineno">  951</span>&#160;</div>
<div class="line"><a name="l00952"></a><span class="lineno">  952</span>&#160;</div>
<div class="line"><a name="l00953"></a><span class="lineno">  953</span>&#160;<span class="preprocessor">#if defined(WIN32) || defined(_WIN32) || defined(__WIN32__) || defined(__TOS_WIN__)</span></div>
<div class="line"><a name="l00954"></a><span class="lineno">  954</span>&#160;<span class="preprocessor"></span>    <span class="keywordflow">if</span> ( Gnuplot::file_exists(tmp,0) ) <span class="comment">// check existence</span></div>
<div class="line"><a name="l00955"></a><span class="lineno">  955</span>&#160;<span class="preprocessor">#elif defined(unix) || defined(__unix) || defined(__unix__) || defined(__APPLE__)</span></div>
<div class="line"><a name="l00956"></a><span class="lineno">  956</span>&#160;<span class="preprocessor"></span>    <span class="keywordflow">if</span> ( Gnuplot::file_exists(tmp,1) ) <span class="comment">// check existence and execution permission</span></div>
<div class="line"><a name="l00957"></a><span class="lineno">  957</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00958"></a><span class="lineno">  958</span>&#160;<span class="preprocessor"></span>    {</div>
<div class="line"><a name="l00959"></a><span class="lineno">  959</span>&#160;        Gnuplot::m_sGNUPlotPath() = path;</div>
<div class="line"><a name="l00960"></a><span class="lineno">  960</span>&#160;        <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00961"></a><span class="lineno">  961</span>&#160;    }</div>
<div class="line"><a name="l00962"></a><span class="lineno">  962</span>&#160;    <span class="keywordflow">else</span></div>
<div class="line"><a name="l00963"></a><span class="lineno">  963</span>&#160;    {</div>
<div class="line"><a name="l00964"></a><span class="lineno">  964</span>&#160;        Gnuplot::m_sGNUPlotPath().clear();</div>
<div class="line"><a name="l00965"></a><span class="lineno">  965</span>&#160;        <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00966"></a><span class="lineno">  966</span>&#160;    }</div>
<div class="line"><a name="l00967"></a><span class="lineno">  967</span>&#160;}</div>
<div class="line"><a name="l00968"></a><span class="lineno">  968</span>&#160;</div>
<div class="line"><a name="l00969"></a><span class="lineno">  969</span>&#160;</div>
<div class="line"><a name="l00970"></a><span class="lineno">  970</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00971"></a><span class="lineno">  971</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00972"></a><span class="lineno">  972</span>&#160;<span class="comment">// define static member function: set standart terminal, used by showonscreen</span></div>
<div class="line"><a name="l00973"></a><span class="lineno">  973</span>&#160;<span class="comment">//  defaults: Windows - win, Linux - x11, Mac - aqua</span></div>
<div class="line"><a name="l00974"></a><span class="lineno">  974</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00975"></a><span class="lineno"><a class="code" href="class_gnuplot.html#a21feba7a3916708b742c3dc25850ab2f">  975</a></span>&#160;<span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="class_gnuplot.html#a21feba7a3916708b742c3dc25850ab2f">Gnuplot::set_terminal_std</a>(<span class="keyword">const</span> std::string &amp;type)</div>
<div class="line"><a name="l00976"></a><span class="lineno">  976</span>&#160;{</div>
<div class="line"><a name="l00977"></a><span class="lineno">  977</span>&#160;<span class="preprocessor">#if defined(unix) || defined(__unix) || defined(__unix__) || defined(__APPLE__)</span></div>
<div class="line"><a name="l00978"></a><span class="lineno">  978</span>&#160;<span class="preprocessor"></span>    <span class="keywordflow">if</span> (type.find(<span class="stringliteral">&quot;x11&quot;</span>) != std::string::npos &amp;&amp; getenv(<span class="stringliteral">&quot;DISPLAY&quot;</span>) == NULL)</div>
<div class="line"><a name="l00979"></a><span class="lineno">  979</span>&#160;    {</div>
<div class="line"><a name="l00980"></a><span class="lineno">  980</span>&#160;        <span class="keywordflow">throw</span> <a class="code" href="class_gnuplot_exception.html" title="A C++ interface to gnuplot. ">GnuplotException</a>(<span class="stringliteral">&quot;Can&#39;t find DISPLAY variable&quot;</span>);</div>
<div class="line"><a name="l00981"></a><span class="lineno">  981</span>&#160;    }</div>
<div class="line"><a name="l00982"></a><span class="lineno">  982</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00983"></a><span class="lineno">  983</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00984"></a><span class="lineno">  984</span>&#160;    Gnuplot::terminal_std() = type;</div>
<div class="line"><a name="l00985"></a><span class="lineno">  985</span>&#160;    </div>
<div class="line"><a name="l00986"></a><span class="lineno">  986</span>&#160;    <span class="keywordflow">return</span>;</div>
<div class="line"><a name="l00987"></a><span class="lineno">  987</span>&#160;}</div>
<div class="line"><a name="l00988"></a><span class="lineno">  988</span>&#160;</div>
<div class="line"><a name="l00989"></a><span class="lineno">  989</span>&#160;</div>
<div class="line"><a name="l00990"></a><span class="lineno">  990</span>&#160;</div>
<div class="line"><a name="l00991"></a><span class="lineno">  991</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l00992"></a><span class="lineno">  992</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00993"></a><span class="lineno">  993</span>&#160;<span class="comment">// Resets a gnuplot session (next plot will erase previous ones)</span></div>
<div class="line"><a name="l00994"></a><span class="lineno">  994</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00995"></a><span class="lineno"><a class="code" href="class_gnuplot.html#a6797761712d3c311e3685bcccba65dd4">  995</a></span>&#160;<span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a6797761712d3c311e3685bcccba65dd4" title="resets a gnuplot session (next plot will erase previous ones) ">Gnuplot::reset_plot</a>()</div>
<div class="line"><a name="l00996"></a><span class="lineno">  996</span>&#160;{</div>
<div class="line"><a name="l00997"></a><span class="lineno">  997</span>&#160;<span class="comment">//  remove_tmpfiles();</span></div>
<div class="line"><a name="l00998"></a><span class="lineno">  998</span>&#160;</div>
<div class="line"><a name="l00999"></a><span class="lineno">  999</span>&#160;    nplots = 0;</div>
<div class="line"><a name="l01000"></a><span class="lineno"> 1000</span>&#160;</div>
<div class="line"><a name="l01001"></a><span class="lineno"> 1001</span>&#160;    <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l01002"></a><span class="lineno"> 1002</span>&#160;}</div>
<div class="line"><a name="l01003"></a><span class="lineno"> 1003</span>&#160;</div>
<div class="line"><a name="l01004"></a><span class="lineno"> 1004</span>&#160;</div>
<div class="line"><a name="l01005"></a><span class="lineno"> 1005</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01006"></a><span class="lineno"> 1006</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01007"></a><span class="lineno"> 1007</span>&#160;<span class="comment">// resets a gnuplot session and sets all varibles to default</span></div>
<div class="line"><a name="l01008"></a><span class="lineno"> 1008</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01009"></a><span class="lineno"><a class="code" href="class_gnuplot.html#a9aedfe8371083a1a3ac2b9493810049c"> 1009</a></span>&#160;<span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a9aedfe8371083a1a3ac2b9493810049c" title="resets a gnuplot session and sets all variables to default ">Gnuplot::reset_all</a>()</div>
<div class="line"><a name="l01010"></a><span class="lineno"> 1010</span>&#160;{</div>
<div class="line"><a name="l01011"></a><span class="lineno"> 1011</span>&#160;<span class="comment">//  remove_tmpfiles();</span></div>
<div class="line"><a name="l01012"></a><span class="lineno"> 1012</span>&#160;</div>
<div class="line"><a name="l01013"></a><span class="lineno"> 1013</span>&#160;    nplots = 0;</div>
<div class="line"><a name="l01014"></a><span class="lineno"> 1014</span>&#160;    <a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(<span class="stringliteral">&quot;reset&quot;</span>);</div>
<div class="line"><a name="l01015"></a><span class="lineno"> 1015</span>&#160;    <a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(<span class="stringliteral">&quot;clear&quot;</span>);</div>
<div class="line"><a name="l01016"></a><span class="lineno"> 1016</span>&#160;    pstyle = <span class="stringliteral">&quot;points&quot;</span>;</div>
<div class="line"><a name="l01017"></a><span class="lineno"> 1017</span>&#160;    smooth = <span class="stringliteral">&quot;&quot;</span>;</div>
<div class="line"><a name="l01018"></a><span class="lineno"> 1018</span>&#160;    <a class="code" href="class_gnuplot.html#a356d2faaa79f08d13fec9718b776b28d" title="sets terminal type to terminal_std ">showonscreen</a>();</div>
<div class="line"><a name="l01019"></a><span class="lineno"> 1019</span>&#160;</div>
<div class="line"><a name="l01020"></a><span class="lineno"> 1020</span>&#160;    <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l01021"></a><span class="lineno"> 1021</span>&#160;}</div>
<div class="line"><a name="l01022"></a><span class="lineno"> 1022</span>&#160;</div>
<div class="line"><a name="l01023"></a><span class="lineno"> 1023</span>&#160;</div>
<div class="line"><a name="l01024"></a><span class="lineno"> 1024</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01025"></a><span class="lineno"> 1025</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01026"></a><span class="lineno"> 1026</span>&#160;<span class="comment">// Change the plotting style of a gnuplot session</span></div>
<div class="line"><a name="l01027"></a><span class="lineno"> 1027</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01028"></a><span class="lineno"><a class="code" href="class_gnuplot.html#acfdcda292650775ebed4683e8e1515b5"> 1028</a></span>&#160;<span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#acfdcda292650775ebed4683e8e1515b5">Gnuplot::set_style</a>(<span class="keyword">const</span> std::string &amp;stylestr)</div>
<div class="line"><a name="l01029"></a><span class="lineno"> 1029</span>&#160;{</div>
<div class="line"><a name="l01030"></a><span class="lineno"> 1030</span>&#160;    <span class="keywordflow">if</span> (stylestr.find(<span class="stringliteral">&quot;lines&quot;</span>)          == std::string::npos  &amp;&amp;</div>
<div class="line"><a name="l01031"></a><span class="lineno"> 1031</span>&#160;        stylestr.find(<span class="stringliteral">&quot;points&quot;</span>)         == std::string::npos  &amp;&amp;</div>
<div class="line"><a name="l01032"></a><span class="lineno"> 1032</span>&#160;        stylestr.find(<span class="stringliteral">&quot;linespoints&quot;</span>)    == std::string::npos  &amp;&amp;</div>
<div class="line"><a name="l01033"></a><span class="lineno"> 1033</span>&#160;        stylestr.find(<span class="stringliteral">&quot;impulses&quot;</span>)       == std::string::npos  &amp;&amp;</div>
<div class="line"><a name="l01034"></a><span class="lineno"> 1034</span>&#160;        stylestr.find(<span class="stringliteral">&quot;dots&quot;</span>)           == std::string::npos  &amp;&amp;</div>
<div class="line"><a name="l01035"></a><span class="lineno"> 1035</span>&#160;        stylestr.find(<span class="stringliteral">&quot;steps&quot;</span>)          == std::string::npos  &amp;&amp;</div>
<div class="line"><a name="l01036"></a><span class="lineno"> 1036</span>&#160;        stylestr.find(<span class="stringliteral">&quot;fsteps&quot;</span>)         == std::string::npos  &amp;&amp;</div>
<div class="line"><a name="l01037"></a><span class="lineno"> 1037</span>&#160;        stylestr.find(<span class="stringliteral">&quot;histeps&quot;</span>)        == std::string::npos  &amp;&amp;</div>
<div class="line"><a name="l01038"></a><span class="lineno"> 1038</span>&#160;        stylestr.find(<span class="stringliteral">&quot;boxes&quot;</span>)          == std::string::npos  &amp;&amp;  <span class="comment">// 1-4 columns of data are required</span></div>
<div class="line"><a name="l01039"></a><span class="lineno"> 1039</span>&#160;        stylestr.find(<span class="stringliteral">&quot;filledcurves&quot;</span>)   == std::string::npos  &amp;&amp;</div>
<div class="line"><a name="l01040"></a><span class="lineno"> 1040</span>&#160;        stylestr.find(<span class="stringliteral">&quot;histograms&quot;</span>)     == std::string::npos  )   <span class="comment">//only for one data column</span></div>
<div class="line"><a name="l01041"></a><span class="lineno"> 1041</span>&#160;<span class="comment">//        stylestr.find(&quot;labels&quot;)         == std::string::npos  &amp;&amp;  // 3 columns of data are required</span></div>
<div class="line"><a name="l01042"></a><span class="lineno"> 1042</span>&#160;<span class="comment">//        stylestr.find(&quot;xerrorbars&quot;)     == std::string::npos  &amp;&amp;  // 3-4 columns of data are required</span></div>
<div class="line"><a name="l01043"></a><span class="lineno"> 1043</span>&#160;<span class="comment">//        stylestr.find(&quot;xerrorlines&quot;)    == std::string::npos  &amp;&amp;  // 3-4 columns of data are required</span></div>
<div class="line"><a name="l01044"></a><span class="lineno"> 1044</span>&#160;<span class="comment">//        stylestr.find(&quot;errorbars&quot;)      == std::string::npos  &amp;&amp;  // 3-4 columns of data are required</span></div>
<div class="line"><a name="l01045"></a><span class="lineno"> 1045</span>&#160;<span class="comment">//        stylestr.find(&quot;errorlines&quot;)     == std::string::npos  &amp;&amp;  // 3-4 columns of data are required</span></div>
<div class="line"><a name="l01046"></a><span class="lineno"> 1046</span>&#160;<span class="comment">//        stylestr.find(&quot;yerrorbars&quot;)     == std::string::npos  &amp;&amp;  // 3-4 columns of data are required</span></div>
<div class="line"><a name="l01047"></a><span class="lineno"> 1047</span>&#160;<span class="comment">//        stylestr.find(&quot;yerrorlines&quot;)    == std::string::npos  &amp;&amp;  // 3-4 columns of data are required</span></div>
<div class="line"><a name="l01048"></a><span class="lineno"> 1048</span>&#160;<span class="comment">//        stylestr.find(&quot;boxerrorbars&quot;)   == std::string::npos  &amp;&amp;  // 3-5 columns of data are required</span></div>
<div class="line"><a name="l01049"></a><span class="lineno"> 1049</span>&#160;<span class="comment">//        stylestr.find(&quot;xyerrorbars&quot;)    == std::string::npos  &amp;&amp;  // 4,6,7 columns of data are required</span></div>
<div class="line"><a name="l01050"></a><span class="lineno"> 1050</span>&#160;<span class="comment">//        stylestr.find(&quot;xyerrorlines&quot;)   == std::string::npos  &amp;&amp;  // 4,6,7 columns of data are required</span></div>
<div class="line"><a name="l01051"></a><span class="lineno"> 1051</span>&#160;<span class="comment">//        stylestr.find(&quot;boxxyerrorbars&quot;) == std::string::npos  &amp;&amp;  // 4,6,7 columns of data are required</span></div>
<div class="line"><a name="l01052"></a><span class="lineno"> 1052</span>&#160;<span class="comment">//        stylestr.find(&quot;financebars&quot;)    == std::string::npos  &amp;&amp;  // 5 columns of data are required</span></div>
<div class="line"><a name="l01053"></a><span class="lineno"> 1053</span>&#160;<span class="comment">//        stylestr.find(&quot;candlesticks&quot;)   == std::string::npos  &amp;&amp;  // 5 columns of data are required</span></div>
<div class="line"><a name="l01054"></a><span class="lineno"> 1054</span>&#160;<span class="comment">//        stylestr.find(&quot;vectors&quot;)        == std::string::npos  &amp;&amp;</span></div>
<div class="line"><a name="l01055"></a><span class="lineno"> 1055</span>&#160;<span class="comment">//        stylestr.find(&quot;image&quot;)          == std::string::npos  &amp;&amp;</span></div>
<div class="line"><a name="l01056"></a><span class="lineno"> 1056</span>&#160;<span class="comment">//        stylestr.find(&quot;rgbimage&quot;)       == std::string::npos  &amp;&amp;</span></div>
<div class="line"><a name="l01057"></a><span class="lineno"> 1057</span>&#160;<span class="comment">//        stylestr.find(&quot;pm3d&quot;)           == std::string::npos  )</span></div>
<div class="line"><a name="l01058"></a><span class="lineno"> 1058</span>&#160;    {</div>
<div class="line"><a name="l01059"></a><span class="lineno"> 1059</span>&#160;        pstyle = std::string(<span class="stringliteral">&quot;points&quot;</span>);</div>
<div class="line"><a name="l01060"></a><span class="lineno"> 1060</span>&#160;    }</div>
<div class="line"><a name="l01061"></a><span class="lineno"> 1061</span>&#160;    <span class="keywordflow">else</span></div>
<div class="line"><a name="l01062"></a><span class="lineno"> 1062</span>&#160;    {</div>
<div class="line"><a name="l01063"></a><span class="lineno"> 1063</span>&#160;        pstyle = stylestr;</div>
<div class="line"><a name="l01064"></a><span class="lineno"> 1064</span>&#160;    }</div>
<div class="line"><a name="l01065"></a><span class="lineno"> 1065</span>&#160;</div>
<div class="line"><a name="l01066"></a><span class="lineno"> 1066</span>&#160;    <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l01067"></a><span class="lineno"> 1067</span>&#160;}</div>
<div class="line"><a name="l01068"></a><span class="lineno"> 1068</span>&#160;</div>
<div class="line"><a name="l01069"></a><span class="lineno"> 1069</span>&#160;</div>
<div class="line"><a name="l01070"></a><span class="lineno"> 1070</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01071"></a><span class="lineno"> 1071</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01072"></a><span class="lineno"> 1072</span>&#160;<span class="comment">// smooth: interpolation and approximation of data</span></div>
<div class="line"><a name="l01073"></a><span class="lineno"> 1073</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01074"></a><span class="lineno"><a class="code" href="class_gnuplot.html#aa18386919da2ec4c994f1f9c7195d384"> 1074</a></span>&#160;<span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#aa18386919da2ec4c994f1f9c7195d384">Gnuplot::set_smooth</a>(<span class="keyword">const</span> std::string &amp;stylestr)</div>
<div class="line"><a name="l01075"></a><span class="lineno"> 1075</span>&#160;{</div>
<div class="line"><a name="l01076"></a><span class="lineno"> 1076</span>&#160;    <span class="keywordflow">if</span> (stylestr.find(<span class="stringliteral">&quot;unique&quot;</span>)    == std::string::npos  &amp;&amp;</div>
<div class="line"><a name="l01077"></a><span class="lineno"> 1077</span>&#160;        stylestr.find(<span class="stringliteral">&quot;frequency&quot;</span>) == std::string::npos  &amp;&amp;</div>
<div class="line"><a name="l01078"></a><span class="lineno"> 1078</span>&#160;        stylestr.find(<span class="stringliteral">&quot;csplines&quot;</span>)  == std::string::npos  &amp;&amp;</div>
<div class="line"><a name="l01079"></a><span class="lineno"> 1079</span>&#160;        stylestr.find(<span class="stringliteral">&quot;acsplines&quot;</span>) == std::string::npos  &amp;&amp;</div>
<div class="line"><a name="l01080"></a><span class="lineno"> 1080</span>&#160;        stylestr.find(<span class="stringliteral">&quot;bezier&quot;</span>)    == std::string::npos  &amp;&amp;</div>
<div class="line"><a name="l01081"></a><span class="lineno"> 1081</span>&#160;        stylestr.find(<span class="stringliteral">&quot;sbezier&quot;</span>)   == std::string::npos  )</div>
<div class="line"><a name="l01082"></a><span class="lineno"> 1082</span>&#160;    {</div>
<div class="line"><a name="l01083"></a><span class="lineno"> 1083</span>&#160;        smooth = <span class="stringliteral">&quot;&quot;</span>;</div>
<div class="line"><a name="l01084"></a><span class="lineno"> 1084</span>&#160;    }</div>
<div class="line"><a name="l01085"></a><span class="lineno"> 1085</span>&#160;    <span class="keywordflow">else</span></div>
<div class="line"><a name="l01086"></a><span class="lineno"> 1086</span>&#160;    {</div>
<div class="line"><a name="l01087"></a><span class="lineno"> 1087</span>&#160;        smooth = stylestr;</div>
<div class="line"><a name="l01088"></a><span class="lineno"> 1088</span>&#160;    }</div>
<div class="line"><a name="l01089"></a><span class="lineno"> 1089</span>&#160;</div>
<div class="line"><a name="l01090"></a><span class="lineno"> 1090</span>&#160;    <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l01091"></a><span class="lineno"> 1091</span>&#160;}</div>
<div class="line"><a name="l01092"></a><span class="lineno"> 1092</span>&#160;</div>
<div class="line"><a name="l01093"></a><span class="lineno"> 1093</span>&#160;</div>
<div class="line"><a name="l01094"></a><span class="lineno"> 1094</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01095"></a><span class="lineno"> 1095</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01096"></a><span class="lineno"> 1096</span>&#160;<span class="comment">// sets terminal type to windows / x11</span></div>
<div class="line"><a name="l01097"></a><span class="lineno"> 1097</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01098"></a><span class="lineno"><a class="code" href="class_gnuplot.html#a356d2faaa79f08d13fec9718b776b28d"> 1098</a></span>&#160;<span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a356d2faaa79f08d13fec9718b776b28d" title="sets terminal type to terminal_std ">Gnuplot::showonscreen</a>()</div>
<div class="line"><a name="l01099"></a><span class="lineno"> 1099</span>&#160;{</div>
<div class="line"><a name="l01100"></a><span class="lineno"> 1100</span>&#160;    <a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(<span class="stringliteral">&quot;set output&quot;</span>);</div>
<div class="line"><a name="l01101"></a><span class="lineno"> 1101</span>&#160;    <a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(<span class="stringliteral">&quot;set terminal &quot;</span> + Gnuplot::terminal_std());</div>
<div class="line"><a name="l01102"></a><span class="lineno"> 1102</span>&#160;</div>
<div class="line"><a name="l01103"></a><span class="lineno"> 1103</span>&#160;    <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l01104"></a><span class="lineno"> 1104</span>&#160;}</div>
<div class="line"><a name="l01105"></a><span class="lineno"> 1105</span>&#160;</div>
<div class="line"><a name="l01106"></a><span class="lineno"> 1106</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01107"></a><span class="lineno"> 1107</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01108"></a><span class="lineno"> 1108</span>&#160;<span class="comment">// saves a gnuplot session to a postscript file</span></div>
<div class="line"><a name="l01109"></a><span class="lineno"> 1109</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01110"></a><span class="lineno"><a class="code" href="class_gnuplot.html#a032072c7c01b508a7535a17fb08562b1"> 1110</a></span>&#160;<span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a032072c7c01b508a7535a17fb08562b1" title="saves a gnuplot session to a postscript file, filename without extension ">Gnuplot::savetops</a>(<span class="keyword">const</span> std::string &amp;filename)</div>
<div class="line"><a name="l01111"></a><span class="lineno"> 1111</span>&#160;{</div>
<div class="line"><a name="l01112"></a><span class="lineno"> 1112</span>&#160;    <a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(<span class="stringliteral">&quot;set terminal postscript color&quot;</span>);</div>
<div class="line"><a name="l01113"></a><span class="lineno"> 1113</span>&#160;</div>
<div class="line"><a name="l01114"></a><span class="lineno"> 1114</span>&#160;    std::ostringstream cmdstr;</div>
<div class="line"><a name="l01115"></a><span class="lineno"> 1115</span>&#160;    cmdstr &lt;&lt; <span class="stringliteral">&quot;set output \&quot;&quot;</span> &lt;&lt; filename &lt;&lt; <span class="stringliteral">&quot;.ps\&quot;&quot;</span>;</div>
<div class="line"><a name="l01116"></a><span class="lineno"> 1116</span>&#160;    <a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(cmdstr.str());</div>
<div class="line"><a name="l01117"></a><span class="lineno"> 1117</span>&#160;</div>
<div class="line"><a name="l01118"></a><span class="lineno"> 1118</span>&#160;    <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l01119"></a><span class="lineno"> 1119</span>&#160;}</div>
<div class="line"><a name="l01120"></a><span class="lineno"> 1120</span>&#160;</div>
<div class="line"><a name="l01121"></a><span class="lineno"> 1121</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01122"></a><span class="lineno"> 1122</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01123"></a><span class="lineno"> 1123</span>&#160;<span class="comment">// Switches legend on</span></div>
<div class="line"><a name="l01124"></a><span class="lineno"> 1124</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01125"></a><span class="lineno"><a class="code" href="class_gnuplot.html#ad64a717dac18167f656c4f09239973f8"> 1125</a></span>&#160;<span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#ad64a717dac18167f656c4f09239973f8">Gnuplot::set_legend</a>(<span class="keyword">const</span> std::string &amp;position)</div>
<div class="line"><a name="l01126"></a><span class="lineno"> 1126</span>&#160;{</div>
<div class="line"><a name="l01127"></a><span class="lineno"> 1127</span>&#160;    std::ostringstream cmdstr;</div>
<div class="line"><a name="l01128"></a><span class="lineno"> 1128</span>&#160;    cmdstr &lt;&lt; <span class="stringliteral">&quot;set key &quot;</span> &lt;&lt; position;</div>
<div class="line"><a name="l01129"></a><span class="lineno"> 1129</span>&#160;</div>
<div class="line"><a name="l01130"></a><span class="lineno"> 1130</span>&#160;    <a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(cmdstr.str());</div>
<div class="line"><a name="l01131"></a><span class="lineno"> 1131</span>&#160;</div>
<div class="line"><a name="l01132"></a><span class="lineno"> 1132</span>&#160;    <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l01133"></a><span class="lineno"> 1133</span>&#160;}</div>
<div class="line"><a name="l01134"></a><span class="lineno"> 1134</span>&#160;</div>
<div class="line"><a name="l01135"></a><span class="lineno"> 1135</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01136"></a><span class="lineno"> 1136</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01137"></a><span class="lineno"> 1137</span>&#160;<span class="comment">// turns on log scaling for the x axis</span></div>
<div class="line"><a name="l01138"></a><span class="lineno"> 1138</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01139"></a><span class="lineno"><a class="code" href="class_gnuplot.html#aff546fad227d93babeb5d2cc9f047b89"> 1139</a></span>&#160;<span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#aff546fad227d93babeb5d2cc9f047b89" title="turns on/off log scaling for the specified xaxis (logscale is not set by default) ...">Gnuplot::set_xlogscale</a>(<span class="keyword">const</span> <span class="keywordtype">double</span> base)</div>
<div class="line"><a name="l01140"></a><span class="lineno"> 1140</span>&#160;{</div>
<div class="line"><a name="l01141"></a><span class="lineno"> 1141</span>&#160;    std::ostringstream cmdstr;</div>
<div class="line"><a name="l01142"></a><span class="lineno"> 1142</span>&#160;</div>
<div class="line"><a name="l01143"></a><span class="lineno"> 1143</span>&#160;    cmdstr &lt;&lt; <span class="stringliteral">&quot;set logscale x &quot;</span> &lt;&lt; base;</div>
<div class="line"><a name="l01144"></a><span class="lineno"> 1144</span>&#160;    <a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(cmdstr.str());</div>
<div class="line"><a name="l01145"></a><span class="lineno"> 1145</span>&#160;</div>
<div class="line"><a name="l01146"></a><span class="lineno"> 1146</span>&#160;    <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l01147"></a><span class="lineno"> 1147</span>&#160;}</div>
<div class="line"><a name="l01148"></a><span class="lineno"> 1148</span>&#160;</div>
<div class="line"><a name="l01149"></a><span class="lineno"> 1149</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01150"></a><span class="lineno"> 1150</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01151"></a><span class="lineno"> 1151</span>&#160;<span class="comment">// turns on log scaling for the y axis</span></div>
<div class="line"><a name="l01152"></a><span class="lineno"> 1152</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01153"></a><span class="lineno"><a class="code" href="class_gnuplot.html#a201a802d2f27fece0d39809c4eb3bce0"> 1153</a></span>&#160;<span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a201a802d2f27fece0d39809c4eb3bce0" title="turns on/off log scaling for the specified yaxis (logscale is not set by default) ...">Gnuplot::set_ylogscale</a>(<span class="keyword">const</span> <span class="keywordtype">double</span> base)</div>
<div class="line"><a name="l01154"></a><span class="lineno"> 1154</span>&#160;{</div>
<div class="line"><a name="l01155"></a><span class="lineno"> 1155</span>&#160;    std::ostringstream cmdstr;</div>
<div class="line"><a name="l01156"></a><span class="lineno"> 1156</span>&#160;</div>
<div class="line"><a name="l01157"></a><span class="lineno"> 1157</span>&#160;    cmdstr &lt;&lt; <span class="stringliteral">&quot;set logscale y &quot;</span> &lt;&lt; base;</div>
<div class="line"><a name="l01158"></a><span class="lineno"> 1158</span>&#160;    <a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(cmdstr.str());</div>
<div class="line"><a name="l01159"></a><span class="lineno"> 1159</span>&#160;</div>
<div class="line"><a name="l01160"></a><span class="lineno"> 1160</span>&#160;    <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l01161"></a><span class="lineno"> 1161</span>&#160;}</div>
<div class="line"><a name="l01162"></a><span class="lineno"> 1162</span>&#160;</div>
<div class="line"><a name="l01163"></a><span class="lineno"> 1163</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01164"></a><span class="lineno"> 1164</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01165"></a><span class="lineno"> 1165</span>&#160;<span class="comment">// turns on log scaling for the z axis</span></div>
<div class="line"><a name="l01166"></a><span class="lineno"> 1166</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01167"></a><span class="lineno"><a class="code" href="class_gnuplot.html#a1da3838163b0dbde8809b55c5b5c56b1"> 1167</a></span>&#160;<span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a1da3838163b0dbde8809b55c5b5c56b1" title="turns on/off log scaling for the specified zaxis (logscale is not set by default) ...">Gnuplot::set_zlogscale</a>(<span class="keyword">const</span> <span class="keywordtype">double</span> base)</div>
<div class="line"><a name="l01168"></a><span class="lineno"> 1168</span>&#160;{</div>
<div class="line"><a name="l01169"></a><span class="lineno"> 1169</span>&#160;    std::ostringstream cmdstr;</div>
<div class="line"><a name="l01170"></a><span class="lineno"> 1170</span>&#160;</div>
<div class="line"><a name="l01171"></a><span class="lineno"> 1171</span>&#160;    cmdstr &lt;&lt; <span class="stringliteral">&quot;set logscale z &quot;</span> &lt;&lt; base;</div>
<div class="line"><a name="l01172"></a><span class="lineno"> 1172</span>&#160;    <a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(cmdstr.str());</div>
<div class="line"><a name="l01173"></a><span class="lineno"> 1173</span>&#160;</div>
<div class="line"><a name="l01174"></a><span class="lineno"> 1174</span>&#160;    <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l01175"></a><span class="lineno"> 1175</span>&#160;}</div>
<div class="line"><a name="l01176"></a><span class="lineno"> 1176</span>&#160;</div>
<div class="line"><a name="l01177"></a><span class="lineno"> 1177</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01178"></a><span class="lineno"> 1178</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01179"></a><span class="lineno"> 1179</span>&#160;<span class="comment">// scales the size of the points used in plots</span></div>
<div class="line"><a name="l01180"></a><span class="lineno"> 1180</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01181"></a><span class="lineno"><a class="code" href="class_gnuplot.html#a95ec1636a871447dfe99463b769339c7"> 1181</a></span>&#160;<span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a95ec1636a871447dfe99463b769339c7" title="scales the size of the points used in plots ">Gnuplot::set_pointsize</a>(<span class="keyword">const</span> <span class="keywordtype">double</span> pointsize)</div>
<div class="line"><a name="l01182"></a><span class="lineno"> 1182</span>&#160;{</div>
<div class="line"><a name="l01183"></a><span class="lineno"> 1183</span>&#160;    std::ostringstream cmdstr;</div>
<div class="line"><a name="l01184"></a><span class="lineno"> 1184</span>&#160;    cmdstr &lt;&lt; <span class="stringliteral">&quot;set pointsize &quot;</span> &lt;&lt; pointsize;</div>
<div class="line"><a name="l01185"></a><span class="lineno"> 1185</span>&#160;    <a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(cmdstr.str());</div>
<div class="line"><a name="l01186"></a><span class="lineno"> 1186</span>&#160;</div>
<div class="line"><a name="l01187"></a><span class="lineno"> 1187</span>&#160;    <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l01188"></a><span class="lineno"> 1188</span>&#160;}</div>
<div class="line"><a name="l01189"></a><span class="lineno"> 1189</span>&#160;</div>
<div class="line"><a name="l01190"></a><span class="lineno"> 1190</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01191"></a><span class="lineno"> 1191</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01192"></a><span class="lineno"> 1192</span>&#160;<span class="comment">// set isoline density (grid) for plotting functions as surfaces</span></div>
<div class="line"><a name="l01193"></a><span class="lineno"> 1193</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01194"></a><span class="lineno"><a class="code" href="class_gnuplot.html#a671cbe7b18a267ea59f532c83a0035f6"> 1194</a></span>&#160;<span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a671cbe7b18a267ea59f532c83a0035f6" title="set sampling rate of functions, or for interpolating data ">Gnuplot::set_samples</a>(<span class="keyword">const</span> <span class="keywordtype">int</span> samples)</div>
<div class="line"><a name="l01195"></a><span class="lineno"> 1195</span>&#160;{</div>
<div class="line"><a name="l01196"></a><span class="lineno"> 1196</span>&#160;    std::ostringstream cmdstr;</div>
<div class="line"><a name="l01197"></a><span class="lineno"> 1197</span>&#160;    cmdstr &lt;&lt; <span class="stringliteral">&quot;set samples &quot;</span> &lt;&lt; samples;</div>
<div class="line"><a name="l01198"></a><span class="lineno"> 1198</span>&#160;    <a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(cmdstr.str());</div>
<div class="line"><a name="l01199"></a><span class="lineno"> 1199</span>&#160;</div>
<div class="line"><a name="l01200"></a><span class="lineno"> 1200</span>&#160;    <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l01201"></a><span class="lineno"> 1201</span>&#160;}</div>
<div class="line"><a name="l01202"></a><span class="lineno"> 1202</span>&#160;</div>
<div class="line"><a name="l01203"></a><span class="lineno"> 1203</span>&#160;</div>
<div class="line"><a name="l01204"></a><span class="lineno"> 1204</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01205"></a><span class="lineno"> 1205</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01206"></a><span class="lineno"> 1206</span>&#160;<span class="comment">// set isoline density (grid) for plotting functions as surfaces</span></div>
<div class="line"><a name="l01207"></a><span class="lineno"> 1207</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01208"></a><span class="lineno"><a class="code" href="class_gnuplot.html#ab810fa4c02fb49ae197786c305b78702"> 1208</a></span>&#160;<span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#ab810fa4c02fb49ae197786c305b78702" title="set isoline density (grid) for plotting functions as surfaces (for 3d plots) ">Gnuplot::set_isosamples</a>(<span class="keyword">const</span> <span class="keywordtype">int</span> isolines)</div>
<div class="line"><a name="l01209"></a><span class="lineno"> 1209</span>&#160;{</div>
<div class="line"><a name="l01210"></a><span class="lineno"> 1210</span>&#160;    std::ostringstream cmdstr;</div>
<div class="line"><a name="l01211"></a><span class="lineno"> 1211</span>&#160;    cmdstr &lt;&lt; <span class="stringliteral">&quot;set isosamples &quot;</span> &lt;&lt; isolines;</div>
<div class="line"><a name="l01212"></a><span class="lineno"> 1212</span>&#160;    <a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(cmdstr.str());</div>
<div class="line"><a name="l01213"></a><span class="lineno"> 1213</span>&#160;</div>
<div class="line"><a name="l01214"></a><span class="lineno"> 1214</span>&#160;    <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l01215"></a><span class="lineno"> 1215</span>&#160;}</div>
<div class="line"><a name="l01216"></a><span class="lineno"> 1216</span>&#160;</div>
<div class="line"><a name="l01217"></a><span class="lineno"> 1217</span>&#160;</div>
<div class="line"><a name="l01218"></a><span class="lineno"> 1218</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01219"></a><span class="lineno"> 1219</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01220"></a><span class="lineno"> 1220</span>&#160;<span class="comment">// enables contour drawing for surfaces set contour {base | surface | both}</span></div>
<div class="line"><a name="l01221"></a><span class="lineno"> 1221</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01222"></a><span class="lineno"> 1222</span>&#160;</div>
<div class="line"><a name="l01223"></a><span class="lineno"><a class="code" href="class_gnuplot.html#af845efc728a90d7e10de764eff0b2423"> 1223</a></span>&#160;<span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#af845efc728a90d7e10de764eff0b2423">Gnuplot::set_contour</a>(<span class="keyword">const</span> std::string &amp;position)</div>
<div class="line"><a name="l01224"></a><span class="lineno"> 1224</span>&#160;{</div>
<div class="line"><a name="l01225"></a><span class="lineno"> 1225</span>&#160;    <span class="keywordflow">if</span> (position.find(<span class="stringliteral">&quot;base&quot;</span>)    == std::string::npos  &amp;&amp;</div>
<div class="line"><a name="l01226"></a><span class="lineno"> 1226</span>&#160;        position.find(<span class="stringliteral">&quot;surface&quot;</span>) == std::string::npos  &amp;&amp;</div>
<div class="line"><a name="l01227"></a><span class="lineno"> 1227</span>&#160;        position.find(<span class="stringliteral">&quot;both&quot;</span>)    == std::string::npos  )</div>
<div class="line"><a name="l01228"></a><span class="lineno"> 1228</span>&#160;    {</div>
<div class="line"><a name="l01229"></a><span class="lineno"> 1229</span>&#160;        <a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(<span class="stringliteral">&quot;set contour base&quot;</span>);</div>
<div class="line"><a name="l01230"></a><span class="lineno"> 1230</span>&#160;    }</div>
<div class="line"><a name="l01231"></a><span class="lineno"> 1231</span>&#160;    <span class="keywordflow">else</span></div>
<div class="line"><a name="l01232"></a><span class="lineno"> 1232</span>&#160;    {</div>
<div class="line"><a name="l01233"></a><span class="lineno"> 1233</span>&#160;        <a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(<span class="stringliteral">&quot;set contour &quot;</span> + position);</div>
<div class="line"><a name="l01234"></a><span class="lineno"> 1234</span>&#160;    }</div>
<div class="line"><a name="l01235"></a><span class="lineno"> 1235</span>&#160;</div>
<div class="line"><a name="l01236"></a><span class="lineno"> 1236</span>&#160;    <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l01237"></a><span class="lineno"> 1237</span>&#160;}</div>
<div class="line"><a name="l01238"></a><span class="lineno"> 1238</span>&#160;</div>
<div class="line"><a name="l01239"></a><span class="lineno"> 1239</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01240"></a><span class="lineno"> 1240</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01241"></a><span class="lineno"> 1241</span>&#160;<span class="comment">// set labels</span></div>
<div class="line"><a name="l01242"></a><span class="lineno"> 1242</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01243"></a><span class="lineno"> 1243</span>&#160;<span class="comment">// set the xlabel</span></div>
<div class="line"><a name="l01244"></a><span class="lineno"><a class="code" href="class_gnuplot.html#aa93589a95aeab869ba731e2583843ae4"> 1244</a></span>&#160;<span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#aa93589a95aeab869ba731e2583843ae4" title="set y axis label ">Gnuplot::set_xlabel</a>(<span class="keyword">const</span> std::string &amp;label)</div>
<div class="line"><a name="l01245"></a><span class="lineno"> 1245</span>&#160;{</div>
<div class="line"><a name="l01246"></a><span class="lineno"> 1246</span>&#160;    std::ostringstream cmdstr;</div>
<div class="line"><a name="l01247"></a><span class="lineno"> 1247</span>&#160;</div>
<div class="line"><a name="l01248"></a><span class="lineno"> 1248</span>&#160;    cmdstr &lt;&lt; <span class="stringliteral">&quot;set xlabel \&quot;&quot;</span> &lt;&lt; label &lt;&lt; <span class="stringliteral">&quot;\&quot;&quot;</span>;</div>
<div class="line"><a name="l01249"></a><span class="lineno"> 1249</span>&#160;    <a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(cmdstr.str());</div>
<div class="line"><a name="l01250"></a><span class="lineno"> 1250</span>&#160;</div>
<div class="line"><a name="l01251"></a><span class="lineno"> 1251</span>&#160;    <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l01252"></a><span class="lineno"> 1252</span>&#160;}</div>
<div class="line"><a name="l01253"></a><span class="lineno"> 1253</span>&#160;</div>
<div class="line"><a name="l01254"></a><span class="lineno"> 1254</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01255"></a><span class="lineno"> 1255</span>&#160;<span class="comment">// set the ylabel</span></div>
<div class="line"><a name="l01256"></a><span class="lineno"> 1256</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01257"></a><span class="lineno"><a class="code" href="class_gnuplot.html#afcb311938827f8718f19ed52d66bad7c"> 1257</a></span>&#160;<span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#afcb311938827f8718f19ed52d66bad7c" title="set x axis label ">Gnuplot::set_ylabel</a>(<span class="keyword">const</span> std::string &amp;label)</div>
<div class="line"><a name="l01258"></a><span class="lineno"> 1258</span>&#160;{</div>
<div class="line"><a name="l01259"></a><span class="lineno"> 1259</span>&#160;    std::ostringstream cmdstr;</div>
<div class="line"><a name="l01260"></a><span class="lineno"> 1260</span>&#160;</div>
<div class="line"><a name="l01261"></a><span class="lineno"> 1261</span>&#160;    cmdstr &lt;&lt; <span class="stringliteral">&quot;set ylabel \&quot;&quot;</span> &lt;&lt; label &lt;&lt; <span class="stringliteral">&quot;\&quot;&quot;</span>;</div>
<div class="line"><a name="l01262"></a><span class="lineno"> 1262</span>&#160;    <a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(cmdstr.str());</div>
<div class="line"><a name="l01263"></a><span class="lineno"> 1263</span>&#160;</div>
<div class="line"><a name="l01264"></a><span class="lineno"> 1264</span>&#160;    <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l01265"></a><span class="lineno"> 1265</span>&#160;}</div>
<div class="line"><a name="l01266"></a><span class="lineno"> 1266</span>&#160;</div>
<div class="line"><a name="l01267"></a><span class="lineno"> 1267</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01268"></a><span class="lineno"> 1268</span>&#160;<span class="comment">// set the zlabel</span></div>
<div class="line"><a name="l01269"></a><span class="lineno"> 1269</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01270"></a><span class="lineno"><a class="code" href="class_gnuplot.html#ab3206e715d20f05cc0dd1eec89ce8b07"> 1270</a></span>&#160;<span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#ab3206e715d20f05cc0dd1eec89ce8b07" title="set z axis label ">Gnuplot::set_zlabel</a>(<span class="keyword">const</span> std::string &amp;label)</div>
<div class="line"><a name="l01271"></a><span class="lineno"> 1271</span>&#160;{</div>
<div class="line"><a name="l01272"></a><span class="lineno"> 1272</span>&#160;    std::ostringstream cmdstr;</div>
<div class="line"><a name="l01273"></a><span class="lineno"> 1273</span>&#160;</div>
<div class="line"><a name="l01274"></a><span class="lineno"> 1274</span>&#160;    cmdstr &lt;&lt; <span class="stringliteral">&quot;set zlabel \&quot;&quot;</span> &lt;&lt; label &lt;&lt; <span class="stringliteral">&quot;\&quot;&quot;</span>;</div>
<div class="line"><a name="l01275"></a><span class="lineno"> 1275</span>&#160;    <a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(cmdstr.str());</div>
<div class="line"><a name="l01276"></a><span class="lineno"> 1276</span>&#160;</div>
<div class="line"><a name="l01277"></a><span class="lineno"> 1277</span>&#160;    <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l01278"></a><span class="lineno"> 1278</span>&#160;}</div>
<div class="line"><a name="l01279"></a><span class="lineno"> 1279</span>&#160;</div>
<div class="line"><a name="l01280"></a><span class="lineno"> 1280</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01281"></a><span class="lineno"> 1281</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01282"></a><span class="lineno"> 1282</span>&#160;<span class="comment">// set range</span></div>
<div class="line"><a name="l01283"></a><span class="lineno"> 1283</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01284"></a><span class="lineno"> 1284</span>&#160;<span class="comment">// set the xrange</span></div>
<div class="line"><a name="l01285"></a><span class="lineno"><a class="code" href="class_gnuplot.html#a4b8d96018f2d2d4e2922d4df153d6a84"> 1285</a></span>&#160;<span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a4b8d96018f2d2d4e2922d4df153d6a84" title="set axis - ranges ">Gnuplot::set_xrange</a>(<span class="keyword">const</span> <span class="keywordtype">double</span> iFrom,</div>
<div class="line"><a name="l01286"></a><span class="lineno"> 1286</span>&#160;                             <span class="keyword">const</span> <span class="keywordtype">double</span> iTo)</div>
<div class="line"><a name="l01287"></a><span class="lineno"> 1287</span>&#160;{</div>
<div class="line"><a name="l01288"></a><span class="lineno"> 1288</span>&#160;    std::ostringstream cmdstr;</div>
<div class="line"><a name="l01289"></a><span class="lineno"> 1289</span>&#160;</div>
<div class="line"><a name="l01290"></a><span class="lineno"> 1290</span>&#160;    cmdstr &lt;&lt; <span class="stringliteral">&quot;set xrange[&quot;</span> &lt;&lt; iFrom &lt;&lt; <span class="stringliteral">&quot;:&quot;</span> &lt;&lt; iTo &lt;&lt; <span class="stringliteral">&quot;]&quot;</span>;</div>
<div class="line"><a name="l01291"></a><span class="lineno"> 1291</span>&#160;    <a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(cmdstr.str());</div>
<div class="line"><a name="l01292"></a><span class="lineno"> 1292</span>&#160;</div>
<div class="line"><a name="l01293"></a><span class="lineno"> 1293</span>&#160;    <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l01294"></a><span class="lineno"> 1294</span>&#160;}</div>
<div class="line"><a name="l01295"></a><span class="lineno"> 1295</span>&#160;</div>
<div class="line"><a name="l01296"></a><span class="lineno"> 1296</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01297"></a><span class="lineno"> 1297</span>&#160;<span class="comment">// set the yrange</span></div>
<div class="line"><a name="l01298"></a><span class="lineno"> 1298</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01299"></a><span class="lineno"><a class="code" href="class_gnuplot.html#a461271b7bfd4f84bdfc0055457226f28"> 1299</a></span>&#160;<span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a461271b7bfd4f84bdfc0055457226f28" title="set y-axis - ranges ">Gnuplot::set_yrange</a>(<span class="keyword">const</span> <span class="keywordtype">double</span> iFrom,</div>
<div class="line"><a name="l01300"></a><span class="lineno"> 1300</span>&#160;                             <span class="keyword">const</span> <span class="keywordtype">double</span> iTo)</div>
<div class="line"><a name="l01301"></a><span class="lineno"> 1301</span>&#160;{</div>
<div class="line"><a name="l01302"></a><span class="lineno"> 1302</span>&#160;    std::ostringstream cmdstr;</div>
<div class="line"><a name="l01303"></a><span class="lineno"> 1303</span>&#160;</div>
<div class="line"><a name="l01304"></a><span class="lineno"> 1304</span>&#160;    cmdstr &lt;&lt; <span class="stringliteral">&quot;set yrange[&quot;</span> &lt;&lt; iFrom &lt;&lt; <span class="stringliteral">&quot;:&quot;</span> &lt;&lt; iTo &lt;&lt; <span class="stringliteral">&quot;]&quot;</span>;</div>
<div class="line"><a name="l01305"></a><span class="lineno"> 1305</span>&#160;    <a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(cmdstr.str());</div>
<div class="line"><a name="l01306"></a><span class="lineno"> 1306</span>&#160;</div>
<div class="line"><a name="l01307"></a><span class="lineno"> 1307</span>&#160;    <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l01308"></a><span class="lineno"> 1308</span>&#160;}</div>
<div class="line"><a name="l01309"></a><span class="lineno"> 1309</span>&#160;</div>
<div class="line"><a name="l01310"></a><span class="lineno"> 1310</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01311"></a><span class="lineno"> 1311</span>&#160;<span class="comment">// set the zrange</span></div>
<div class="line"><a name="l01312"></a><span class="lineno"> 1312</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01313"></a><span class="lineno"><a class="code" href="class_gnuplot.html#a7273f6a48024117b4d234d0251106e78"> 1313</a></span>&#160;<span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a7273f6a48024117b4d234d0251106e78" title="set z-axis - ranges ">Gnuplot::set_zrange</a>(<span class="keyword">const</span> <span class="keywordtype">double</span> iFrom,</div>
<div class="line"><a name="l01314"></a><span class="lineno"> 1314</span>&#160;                             <span class="keyword">const</span> <span class="keywordtype">double</span> iTo)</div>
<div class="line"><a name="l01315"></a><span class="lineno"> 1315</span>&#160;{</div>
<div class="line"><a name="l01316"></a><span class="lineno"> 1316</span>&#160;    std::ostringstream cmdstr;</div>
<div class="line"><a name="l01317"></a><span class="lineno"> 1317</span>&#160;</div>
<div class="line"><a name="l01318"></a><span class="lineno"> 1318</span>&#160;    cmdstr &lt;&lt; <span class="stringliteral">&quot;set zrange[&quot;</span> &lt;&lt; iFrom &lt;&lt; <span class="stringliteral">&quot;:&quot;</span> &lt;&lt; iTo &lt;&lt; <span class="stringliteral">&quot;]&quot;</span>;</div>
<div class="line"><a name="l01319"></a><span class="lineno"> 1319</span>&#160;    <a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(cmdstr.str());</div>
<div class="line"><a name="l01320"></a><span class="lineno"> 1320</span>&#160;</div>
<div class="line"><a name="l01321"></a><span class="lineno"> 1321</span>&#160;    <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l01322"></a><span class="lineno"> 1322</span>&#160;}</div>
<div class="line"><a name="l01323"></a><span class="lineno"> 1323</span>&#160;</div>
<div class="line"><a name="l01324"></a><span class="lineno"> 1324</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01325"></a><span class="lineno"> 1325</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01326"></a><span class="lineno"> 1326</span>&#160;<span class="comment">// set the palette range</span></div>
<div class="line"><a name="l01327"></a><span class="lineno"> 1327</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01328"></a><span class="lineno"><a class="code" href="class_gnuplot.html#a2228f5ab4cce2da463fc90383076a598"> 1328</a></span>&#160;<span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a2228f5ab4cce2da463fc90383076a598" title="set palette range (autoscale by default) ">Gnuplot::set_cbrange</a>(<span class="keyword">const</span> <span class="keywordtype">double</span> iFrom,</div>
<div class="line"><a name="l01329"></a><span class="lineno"> 1329</span>&#160;                              <span class="keyword">const</span> <span class="keywordtype">double</span> iTo)</div>
<div class="line"><a name="l01330"></a><span class="lineno"> 1330</span>&#160;{</div>
<div class="line"><a name="l01331"></a><span class="lineno"> 1331</span>&#160;    std::ostringstream cmdstr;</div>
<div class="line"><a name="l01332"></a><span class="lineno"> 1332</span>&#160;</div>
<div class="line"><a name="l01333"></a><span class="lineno"> 1333</span>&#160;    cmdstr &lt;&lt; <span class="stringliteral">&quot;set cbrange[&quot;</span> &lt;&lt; iFrom &lt;&lt; <span class="stringliteral">&quot;:&quot;</span> &lt;&lt; iTo &lt;&lt; <span class="stringliteral">&quot;]&quot;</span>;</div>
<div class="line"><a name="l01334"></a><span class="lineno"> 1334</span>&#160;    <a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(cmdstr.str());</div>
<div class="line"><a name="l01335"></a><span class="lineno"> 1335</span>&#160;</div>
<div class="line"><a name="l01336"></a><span class="lineno"> 1336</span>&#160;    <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l01337"></a><span class="lineno"> 1337</span>&#160;}</div>
<div class="line"><a name="l01338"></a><span class="lineno"> 1338</span>&#160;</div>
<div class="line"><a name="l01339"></a><span class="lineno"> 1339</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01340"></a><span class="lineno"> 1340</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01341"></a><span class="lineno"> 1341</span>&#160;<span class="comment">// Plots a linear equation y=ax+b (where you supply the</span></div>
<div class="line"><a name="l01342"></a><span class="lineno"> 1342</span>&#160;<span class="comment">// slope a and intercept b)</span></div>
<div class="line"><a name="l01343"></a><span class="lineno"> 1343</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01344"></a><span class="lineno"><a class="code" href="class_gnuplot.html#a51ea5105eb87285820bb93910f8d346c"> 1344</a></span>&#160;<span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a51ea5105eb87285820bb93910f8d346c" title="plot an equation of the form: y = ax + b, you supply a and b ">Gnuplot::plot_slope</a>(<span class="keyword">const</span> <span class="keywordtype">double</span> a,</div>
<div class="line"><a name="l01345"></a><span class="lineno"> 1345</span>&#160;                             <span class="keyword">const</span> <span class="keywordtype">double</span> b,</div>
<div class="line"><a name="l01346"></a><span class="lineno"> 1346</span>&#160;                             <span class="keyword">const</span> std::string &amp;title)</div>
<div class="line"><a name="l01347"></a><span class="lineno"> 1347</span>&#160;{</div>
<div class="line"><a name="l01348"></a><span class="lineno"> 1348</span>&#160;    std::ostringstream cmdstr;</div>
<div class="line"><a name="l01349"></a><span class="lineno"> 1349</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01350"></a><span class="lineno"> 1350</span>&#160;    <span class="comment">// command to be sent to gnuplot</span></div>
<div class="line"><a name="l01351"></a><span class="lineno"> 1351</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01352"></a><span class="lineno"> 1352</span>&#160;    <span class="keywordflow">if</span> (nplots &gt; 0  &amp;&amp;  two_dim == <span class="keyword">true</span>)</div>
<div class="line"><a name="l01353"></a><span class="lineno"> 1353</span>&#160;        cmdstr &lt;&lt; <span class="stringliteral">&quot;replot &quot;</span>;</div>
<div class="line"><a name="l01354"></a><span class="lineno"> 1354</span>&#160;    <span class="keywordflow">else</span></div>
<div class="line"><a name="l01355"></a><span class="lineno"> 1355</span>&#160;        cmdstr &lt;&lt; <span class="stringliteral">&quot;plot &quot;</span>;</div>
<div class="line"><a name="l01356"></a><span class="lineno"> 1356</span>&#160;</div>
<div class="line"><a name="l01357"></a><span class="lineno"> 1357</span>&#160;    cmdstr &lt;&lt; a &lt;&lt; <span class="stringliteral">&quot; * x + &quot;</span> &lt;&lt; b &lt;&lt; <span class="stringliteral">&quot; title \&quot;&quot;</span>;</div>
<div class="line"><a name="l01358"></a><span class="lineno"> 1358</span>&#160;</div>
<div class="line"><a name="l01359"></a><span class="lineno"> 1359</span>&#160;    <span class="keywordflow">if</span> (title == <span class="stringliteral">&quot;&quot;</span>)</div>
<div class="line"><a name="l01360"></a><span class="lineno"> 1360</span>&#160;        cmdstr &lt;&lt; <span class="stringliteral">&quot;f(x) = &quot;</span> &lt;&lt; a &lt;&lt; <span class="stringliteral">&quot; * x + &quot;</span> &lt;&lt; b;</div>
<div class="line"><a name="l01361"></a><span class="lineno"> 1361</span>&#160;    <span class="keywordflow">else</span></div>
<div class="line"><a name="l01362"></a><span class="lineno"> 1362</span>&#160;        cmdstr &lt;&lt; title;</div>
<div class="line"><a name="l01363"></a><span class="lineno"> 1363</span>&#160;</div>
<div class="line"><a name="l01364"></a><span class="lineno"> 1364</span>&#160;    cmdstr &lt;&lt; <span class="stringliteral">&quot;\&quot; with &quot;</span> &lt;&lt; pstyle;</div>
<div class="line"><a name="l01365"></a><span class="lineno"> 1365</span>&#160;</div>
<div class="line"><a name="l01366"></a><span class="lineno"> 1366</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01367"></a><span class="lineno"> 1367</span>&#160;    <span class="comment">// Do the actual plot</span></div>
<div class="line"><a name="l01368"></a><span class="lineno"> 1368</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01369"></a><span class="lineno"> 1369</span>&#160;    <a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(cmdstr.str());</div>
<div class="line"><a name="l01370"></a><span class="lineno"> 1370</span>&#160;</div>
<div class="line"><a name="l01371"></a><span class="lineno"> 1371</span>&#160;    <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l01372"></a><span class="lineno"> 1372</span>&#160;}</div>
<div class="line"><a name="l01373"></a><span class="lineno"> 1373</span>&#160;</div>
<div class="line"><a name="l01374"></a><span class="lineno"> 1374</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01375"></a><span class="lineno"> 1375</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01376"></a><span class="lineno"> 1376</span>&#160;<span class="comment">// Plot an equation supplied as a std::string y=f(x) (only f(x) expected)</span></div>
<div class="line"><a name="l01377"></a><span class="lineno"> 1377</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01378"></a><span class="lineno"><a class="code" href="class_gnuplot.html#a42dfb8c9d4636745c7be277ed818e849"> 1378</a></span>&#160;<span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a42dfb8c9d4636745c7be277ed818e849">Gnuplot::plot_equation</a>(<span class="keyword">const</span> std::string &amp;equation,</div>
<div class="line"><a name="l01379"></a><span class="lineno"> 1379</span>&#160;                                <span class="keyword">const</span> std::string &amp;title)</div>
<div class="line"><a name="l01380"></a><span class="lineno"> 1380</span>&#160;{</div>
<div class="line"><a name="l01381"></a><span class="lineno"> 1381</span>&#160;    std::ostringstream cmdstr;</div>
<div class="line"><a name="l01382"></a><span class="lineno"> 1382</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01383"></a><span class="lineno"> 1383</span>&#160;    <span class="comment">// command to be sent to gnuplot</span></div>
<div class="line"><a name="l01384"></a><span class="lineno"> 1384</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01385"></a><span class="lineno"> 1385</span>&#160;    <span class="keywordflow">if</span> (nplots &gt; 0  &amp;&amp;  two_dim == <span class="keyword">true</span>)</div>
<div class="line"><a name="l01386"></a><span class="lineno"> 1386</span>&#160;        cmdstr &lt;&lt; <span class="stringliteral">&quot;replot &quot;</span>;</div>
<div class="line"><a name="l01387"></a><span class="lineno"> 1387</span>&#160;    <span class="keywordflow">else</span></div>
<div class="line"><a name="l01388"></a><span class="lineno"> 1388</span>&#160;        cmdstr &lt;&lt; <span class="stringliteral">&quot;plot &quot;</span>;</div>
<div class="line"><a name="l01389"></a><span class="lineno"> 1389</span>&#160;</div>
<div class="line"><a name="l01390"></a><span class="lineno"> 1390</span>&#160;    cmdstr &lt;&lt; equation &lt;&lt; <span class="stringliteral">&quot; title \&quot;&quot;</span>;</div>
<div class="line"><a name="l01391"></a><span class="lineno"> 1391</span>&#160;</div>
<div class="line"><a name="l01392"></a><span class="lineno"> 1392</span>&#160;    <span class="keywordflow">if</span> (title == <span class="stringliteral">&quot;&quot;</span>)</div>
<div class="line"><a name="l01393"></a><span class="lineno"> 1393</span>&#160;        cmdstr &lt;&lt; <span class="stringliteral">&quot;f(x) = &quot;</span> &lt;&lt; equation;</div>
<div class="line"><a name="l01394"></a><span class="lineno"> 1394</span>&#160;    <span class="keywordflow">else</span></div>
<div class="line"><a name="l01395"></a><span class="lineno"> 1395</span>&#160;        cmdstr &lt;&lt; title;</div>
<div class="line"><a name="l01396"></a><span class="lineno"> 1396</span>&#160;</div>
<div class="line"><a name="l01397"></a><span class="lineno"> 1397</span>&#160;    cmdstr &lt;&lt; <span class="stringliteral">&quot;\&quot; with &quot;</span> &lt;&lt; pstyle;</div>
<div class="line"><a name="l01398"></a><span class="lineno"> 1398</span>&#160;</div>
<div class="line"><a name="l01399"></a><span class="lineno"> 1399</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01400"></a><span class="lineno"> 1400</span>&#160;    <span class="comment">// Do the actual plot</span></div>
<div class="line"><a name="l01401"></a><span class="lineno"> 1401</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01402"></a><span class="lineno"> 1402</span>&#160;    <a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(cmdstr.str());</div>
<div class="line"><a name="l01403"></a><span class="lineno"> 1403</span>&#160;</div>
<div class="line"><a name="l01404"></a><span class="lineno"> 1404</span>&#160;    <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l01405"></a><span class="lineno"> 1405</span>&#160;}</div>
<div class="line"><a name="l01406"></a><span class="lineno"> 1406</span>&#160;</div>
<div class="line"><a name="l01407"></a><span class="lineno"> 1407</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01408"></a><span class="lineno"> 1408</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01409"></a><span class="lineno"> 1409</span>&#160;<span class="comment">// plot an equation supplied as a std::string y=(x)</span></div>
<div class="line"><a name="l01410"></a><span class="lineno"> 1410</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01411"></a><span class="lineno"><a class="code" href="class_gnuplot.html#a79aed3a6927f7d1d3497cba441e8a943"> 1411</a></span>&#160;<span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a79aed3a6927f7d1d3497cba441e8a943">Gnuplot::plot_equation3d</a>(<span class="keyword">const</span> std::string &amp;equation,</div>
<div class="line"><a name="l01412"></a><span class="lineno"> 1412</span>&#160;                                  <span class="keyword">const</span> std::string &amp;title)</div>
<div class="line"><a name="l01413"></a><span class="lineno"> 1413</span>&#160;{</div>
<div class="line"><a name="l01414"></a><span class="lineno"> 1414</span>&#160;    std::ostringstream cmdstr;</div>
<div class="line"><a name="l01415"></a><span class="lineno"> 1415</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01416"></a><span class="lineno"> 1416</span>&#160;    <span class="comment">// command to be sent to gnuplot</span></div>
<div class="line"><a name="l01417"></a><span class="lineno"> 1417</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01418"></a><span class="lineno"> 1418</span>&#160;    <span class="keywordflow">if</span> (nplots &gt; 0  &amp;&amp;  two_dim == <span class="keyword">false</span>)</div>
<div class="line"><a name="l01419"></a><span class="lineno"> 1419</span>&#160;        cmdstr &lt;&lt; <span class="stringliteral">&quot;replot &quot;</span>;</div>
<div class="line"><a name="l01420"></a><span class="lineno"> 1420</span>&#160;    <span class="keywordflow">else</span></div>
<div class="line"><a name="l01421"></a><span class="lineno"> 1421</span>&#160;        cmdstr &lt;&lt; <span class="stringliteral">&quot;splot &quot;</span>;</div>
<div class="line"><a name="l01422"></a><span class="lineno"> 1422</span>&#160;</div>
<div class="line"><a name="l01423"></a><span class="lineno"> 1423</span>&#160;    cmdstr &lt;&lt; equation &lt;&lt; <span class="stringliteral">&quot; title \&quot;&quot;</span>;</div>
<div class="line"><a name="l01424"></a><span class="lineno"> 1424</span>&#160;</div>
<div class="line"><a name="l01425"></a><span class="lineno"> 1425</span>&#160;    <span class="keywordflow">if</span> (title == <span class="stringliteral">&quot;&quot;</span>)</div>
<div class="line"><a name="l01426"></a><span class="lineno"> 1426</span>&#160;        cmdstr &lt;&lt; <span class="stringliteral">&quot;f(x,y) = &quot;</span> &lt;&lt; equation;</div>
<div class="line"><a name="l01427"></a><span class="lineno"> 1427</span>&#160;    <span class="keywordflow">else</span></div>
<div class="line"><a name="l01428"></a><span class="lineno"> 1428</span>&#160;        cmdstr &lt;&lt; title;</div>
<div class="line"><a name="l01429"></a><span class="lineno"> 1429</span>&#160;</div>
<div class="line"><a name="l01430"></a><span class="lineno"> 1430</span>&#160;    cmdstr &lt;&lt; <span class="stringliteral">&quot;\&quot; with &quot;</span> &lt;&lt; pstyle;</div>
<div class="line"><a name="l01431"></a><span class="lineno"> 1431</span>&#160;</div>
<div class="line"><a name="l01432"></a><span class="lineno"> 1432</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01433"></a><span class="lineno"> 1433</span>&#160;    <span class="comment">// Do the actual plot</span></div>
<div class="line"><a name="l01434"></a><span class="lineno"> 1434</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01435"></a><span class="lineno"> 1435</span>&#160;    <a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(cmdstr.str());</div>
<div class="line"><a name="l01436"></a><span class="lineno"> 1436</span>&#160;</div>
<div class="line"><a name="l01437"></a><span class="lineno"> 1437</span>&#160;    <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l01438"></a><span class="lineno"> 1438</span>&#160;}</div>
<div class="line"><a name="l01439"></a><span class="lineno"> 1439</span>&#160;</div>
<div class="line"><a name="l01440"></a><span class="lineno"> 1440</span>&#160;</div>
<div class="line"><a name="l01441"></a><span class="lineno"> 1441</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01442"></a><span class="lineno"> 1442</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01443"></a><span class="lineno"> 1443</span>&#160;<span class="comment">// Plots a 2d graph from a list of doubles (x) saved in a file</span></div>
<div class="line"><a name="l01444"></a><span class="lineno"> 1444</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01445"></a><span class="lineno"><a class="code" href="class_gnuplot.html#a4fc34218cdfdd27a65b92eea1f1f9e84"> 1445</a></span>&#160;<span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a4fc34218cdfdd27a65b92eea1f1f9e84">Gnuplot::plotfile_x</a>(<span class="keyword">const</span> std::string &amp;filename,</div>
<div class="line"><a name="l01446"></a><span class="lineno"> 1446</span>&#160;                             <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> column,</div>
<div class="line"><a name="l01447"></a><span class="lineno"> 1447</span>&#160;                             <span class="keyword">const</span> std::string &amp;title)</div>
<div class="line"><a name="l01448"></a><span class="lineno"> 1448</span>&#160;{</div>
<div class="line"><a name="l01449"></a><span class="lineno"> 1449</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01450"></a><span class="lineno"> 1450</span>&#160;    <span class="comment">// check if file exists</span></div>
<div class="line"><a name="l01451"></a><span class="lineno"> 1451</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01452"></a><span class="lineno"> 1452</span>&#160;    file_available(filename);</div>
<div class="line"><a name="l01453"></a><span class="lineno"> 1453</span>&#160;</div>
<div class="line"><a name="l01454"></a><span class="lineno"> 1454</span>&#160;</div>
<div class="line"><a name="l01455"></a><span class="lineno"> 1455</span>&#160;    std::ostringstream cmdstr;</div>
<div class="line"><a name="l01456"></a><span class="lineno"> 1456</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01457"></a><span class="lineno"> 1457</span>&#160;    <span class="comment">// command to be sent to gnuplot</span></div>
<div class="line"><a name="l01458"></a><span class="lineno"> 1458</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01459"></a><span class="lineno"> 1459</span>&#160;    <span class="keywordflow">if</span> (nplots &gt; 0  &amp;&amp;  two_dim == <span class="keyword">true</span>)</div>
<div class="line"><a name="l01460"></a><span class="lineno"> 1460</span>&#160;        cmdstr &lt;&lt; <span class="stringliteral">&quot;replot &quot;</span>;</div>
<div class="line"><a name="l01461"></a><span class="lineno"> 1461</span>&#160;    <span class="keywordflow">else</span></div>
<div class="line"><a name="l01462"></a><span class="lineno"> 1462</span>&#160;        cmdstr &lt;&lt; <span class="stringliteral">&quot;plot &quot;</span>;</div>
<div class="line"><a name="l01463"></a><span class="lineno"> 1463</span>&#160;</div>
<div class="line"><a name="l01464"></a><span class="lineno"> 1464</span>&#160;    cmdstr &lt;&lt; <span class="stringliteral">&quot;\&quot;&quot;</span> &lt;&lt; filename &lt;&lt; <span class="stringliteral">&quot;\&quot; using &quot;</span> &lt;&lt; column;</div>
<div class="line"><a name="l01465"></a><span class="lineno"> 1465</span>&#160;</div>
<div class="line"><a name="l01466"></a><span class="lineno"> 1466</span>&#160;    <span class="keywordflow">if</span> (title == <span class="stringliteral">&quot;&quot;</span>)</div>
<div class="line"><a name="l01467"></a><span class="lineno"> 1467</span>&#160;        cmdstr &lt;&lt; <span class="stringliteral">&quot; notitle &quot;</span>;</div>
<div class="line"><a name="l01468"></a><span class="lineno"> 1468</span>&#160;    <span class="keywordflow">else</span></div>
<div class="line"><a name="l01469"></a><span class="lineno"> 1469</span>&#160;        cmdstr &lt;&lt; <span class="stringliteral">&quot; title \&quot;&quot;</span> &lt;&lt; title &lt;&lt; <span class="stringliteral">&quot;\&quot; &quot;</span>;</div>
<div class="line"><a name="l01470"></a><span class="lineno"> 1470</span>&#160;</div>
<div class="line"><a name="l01471"></a><span class="lineno"> 1471</span>&#160;    <span class="keywordflow">if</span>(smooth == <span class="stringliteral">&quot;&quot;</span>)</div>
<div class="line"><a name="l01472"></a><span class="lineno"> 1472</span>&#160;        cmdstr &lt;&lt; <span class="stringliteral">&quot;with &quot;</span> &lt;&lt; pstyle;</div>
<div class="line"><a name="l01473"></a><span class="lineno"> 1473</span>&#160;    <span class="keywordflow">else</span></div>
<div class="line"><a name="l01474"></a><span class="lineno"> 1474</span>&#160;        cmdstr &lt;&lt; <span class="stringliteral">&quot;smooth &quot;</span> &lt;&lt; smooth;</div>
<div class="line"><a name="l01475"></a><span class="lineno"> 1475</span>&#160;</div>
<div class="line"><a name="l01476"></a><span class="lineno"> 1476</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01477"></a><span class="lineno"> 1477</span>&#160;    <span class="comment">// Do the actual plot</span></div>
<div class="line"><a name="l01478"></a><span class="lineno"> 1478</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01479"></a><span class="lineno"> 1479</span>&#160;    <a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(cmdstr.str()); <span class="comment">//nplots++; two_dim = true;  already in cmd();</span></div>
<div class="line"><a name="l01480"></a><span class="lineno"> 1480</span>&#160;</div>
<div class="line"><a name="l01481"></a><span class="lineno"> 1481</span>&#160;    <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l01482"></a><span class="lineno"> 1482</span>&#160;}</div>
<div class="line"><a name="l01483"></a><span class="lineno"> 1483</span>&#160;</div>
<div class="line"><a name="l01484"></a><span class="lineno"> 1484</span>&#160;</div>
<div class="line"><a name="l01485"></a><span class="lineno"> 1485</span>&#160;</div>
<div class="line"><a name="l01486"></a><span class="lineno"> 1486</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01487"></a><span class="lineno"> 1487</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01488"></a><span class="lineno"> 1488</span>&#160;<span class="comment">// Plots a 2d graph from a list of doubles (x y) saved in a file</span></div>
<div class="line"><a name="l01489"></a><span class="lineno"> 1489</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01490"></a><span class="lineno"><a class="code" href="class_gnuplot.html#a10e1fc7344bd726faa2d70cd5ced5e5e"> 1490</a></span>&#160;<span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a10e1fc7344bd726faa2d70cd5ced5e5e">Gnuplot::plotfile_xy</a>(<span class="keyword">const</span> std::string &amp;filename,</div>
<div class="line"><a name="l01491"></a><span class="lineno"> 1491</span>&#160;                              <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> column_x,</div>
<div class="line"><a name="l01492"></a><span class="lineno"> 1492</span>&#160;                              <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> column_y,</div>
<div class="line"><a name="l01493"></a><span class="lineno"> 1493</span>&#160;                              <span class="keyword">const</span> std::string &amp;title)</div>
<div class="line"><a name="l01494"></a><span class="lineno"> 1494</span>&#160;{</div>
<div class="line"><a name="l01495"></a><span class="lineno"> 1495</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01496"></a><span class="lineno"> 1496</span>&#160;    <span class="comment">// check if file exists</span></div>
<div class="line"><a name="l01497"></a><span class="lineno"> 1497</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01498"></a><span class="lineno"> 1498</span>&#160;    file_available(filename);</div>
<div class="line"><a name="l01499"></a><span class="lineno"> 1499</span>&#160;</div>
<div class="line"><a name="l01500"></a><span class="lineno"> 1500</span>&#160;</div>
<div class="line"><a name="l01501"></a><span class="lineno"> 1501</span>&#160;    std::ostringstream cmdstr;</div>
<div class="line"><a name="l01502"></a><span class="lineno"> 1502</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01503"></a><span class="lineno"> 1503</span>&#160;    <span class="comment">// command to be sent to gnuplot</span></div>
<div class="line"><a name="l01504"></a><span class="lineno"> 1504</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01505"></a><span class="lineno"> 1505</span>&#160;    <span class="keywordflow">if</span> (nplots &gt; 0  &amp;&amp;  two_dim == <span class="keyword">true</span>)</div>
<div class="line"><a name="l01506"></a><span class="lineno"> 1506</span>&#160;        cmdstr &lt;&lt; <span class="stringliteral">&quot;replot &quot;</span>;</div>
<div class="line"><a name="l01507"></a><span class="lineno"> 1507</span>&#160;    <span class="keywordflow">else</span></div>
<div class="line"><a name="l01508"></a><span class="lineno"> 1508</span>&#160;        cmdstr &lt;&lt; <span class="stringliteral">&quot;plot &quot;</span>;</div>
<div class="line"><a name="l01509"></a><span class="lineno"> 1509</span>&#160;</div>
<div class="line"><a name="l01510"></a><span class="lineno"> 1510</span>&#160;    cmdstr &lt;&lt; <span class="stringliteral">&quot;\&quot;&quot;</span> &lt;&lt; filename &lt;&lt; <span class="stringliteral">&quot;\&quot; using &quot;</span> &lt;&lt; column_x &lt;&lt; <span class="stringliteral">&quot;:&quot;</span> &lt;&lt; column_y;</div>
<div class="line"><a name="l01511"></a><span class="lineno"> 1511</span>&#160;</div>
<div class="line"><a name="l01512"></a><span class="lineno"> 1512</span>&#160;    <span class="keywordflow">if</span> (title == <span class="stringliteral">&quot;&quot;</span>)</div>
<div class="line"><a name="l01513"></a><span class="lineno"> 1513</span>&#160;        cmdstr &lt;&lt; <span class="stringliteral">&quot; notitle &quot;</span>;</div>
<div class="line"><a name="l01514"></a><span class="lineno"> 1514</span>&#160;    <span class="keywordflow">else</span></div>
<div class="line"><a name="l01515"></a><span class="lineno"> 1515</span>&#160;        cmdstr &lt;&lt; <span class="stringliteral">&quot; title \&quot;&quot;</span> &lt;&lt; title &lt;&lt; <span class="stringliteral">&quot;\&quot; &quot;</span>;</div>
<div class="line"><a name="l01516"></a><span class="lineno"> 1516</span>&#160;</div>
<div class="line"><a name="l01517"></a><span class="lineno"> 1517</span>&#160;    <span class="keywordflow">if</span>(smooth == <span class="stringliteral">&quot;&quot;</span>)</div>
<div class="line"><a name="l01518"></a><span class="lineno"> 1518</span>&#160;        cmdstr &lt;&lt; <span class="stringliteral">&quot;with &quot;</span> &lt;&lt; pstyle;</div>
<div class="line"><a name="l01519"></a><span class="lineno"> 1519</span>&#160;    <span class="keywordflow">else</span></div>
<div class="line"><a name="l01520"></a><span class="lineno"> 1520</span>&#160;        cmdstr &lt;&lt; <span class="stringliteral">&quot;smooth &quot;</span> &lt;&lt; smooth;</div>
<div class="line"><a name="l01521"></a><span class="lineno"> 1521</span>&#160;</div>
<div class="line"><a name="l01522"></a><span class="lineno"> 1522</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01523"></a><span class="lineno"> 1523</span>&#160;    <span class="comment">// Do the actual plot</span></div>
<div class="line"><a name="l01524"></a><span class="lineno"> 1524</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01525"></a><span class="lineno"> 1525</span>&#160;    <a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(cmdstr.str());</div>
<div class="line"><a name="l01526"></a><span class="lineno"> 1526</span>&#160;</div>
<div class="line"><a name="l01527"></a><span class="lineno"> 1527</span>&#160;    <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l01528"></a><span class="lineno"> 1528</span>&#160;}</div>
<div class="line"><a name="l01529"></a><span class="lineno"> 1529</span>&#160;</div>
<div class="line"><a name="l01530"></a><span class="lineno"> 1530</span>&#160;</div>
<div class="line"><a name="l01531"></a><span class="lineno"> 1531</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01532"></a><span class="lineno"> 1532</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01533"></a><span class="lineno"> 1533</span>&#160;<span class="comment">// Plots a 2d graph with errorbars from a list of doubles (x y dy) in a file</span></div>
<div class="line"><a name="l01534"></a><span class="lineno"> 1534</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01535"></a><span class="lineno"><a class="code" href="class_gnuplot.html#afe9d44ba12f617188111ab915010f3ab"> 1535</a></span>&#160;<span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#afe9d44ba12f617188111ab915010f3ab">Gnuplot::plotfile_xy_err</a>(<span class="keyword">const</span> std::string &amp;filename,</div>
<div class="line"><a name="l01536"></a><span class="lineno"> 1536</span>&#160;                                  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> column_x,</div>
<div class="line"><a name="l01537"></a><span class="lineno"> 1537</span>&#160;                                  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> column_y,</div>
<div class="line"><a name="l01538"></a><span class="lineno"> 1538</span>&#160;                                  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> column_dy,</div>
<div class="line"><a name="l01539"></a><span class="lineno"> 1539</span>&#160;                                  <span class="keyword">const</span> std::string &amp;title)</div>
<div class="line"><a name="l01540"></a><span class="lineno"> 1540</span>&#160;{</div>
<div class="line"><a name="l01541"></a><span class="lineno"> 1541</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01542"></a><span class="lineno"> 1542</span>&#160;    <span class="comment">// check if file exists</span></div>
<div class="line"><a name="l01543"></a><span class="lineno"> 1543</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01544"></a><span class="lineno"> 1544</span>&#160;    file_available(filename);</div>
<div class="line"><a name="l01545"></a><span class="lineno"> 1545</span>&#160;</div>
<div class="line"><a name="l01546"></a><span class="lineno"> 1546</span>&#160;    std::ostringstream cmdstr;</div>
<div class="line"><a name="l01547"></a><span class="lineno"> 1547</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01548"></a><span class="lineno"> 1548</span>&#160;    <span class="comment">// command to be sent to gnuplot</span></div>
<div class="line"><a name="l01549"></a><span class="lineno"> 1549</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01550"></a><span class="lineno"> 1550</span>&#160;    <span class="keywordflow">if</span> (nplots &gt; 0  &amp;&amp;  two_dim == <span class="keyword">true</span>)</div>
<div class="line"><a name="l01551"></a><span class="lineno"> 1551</span>&#160;        cmdstr &lt;&lt; <span class="stringliteral">&quot;replot &quot;</span>;</div>
<div class="line"><a name="l01552"></a><span class="lineno"> 1552</span>&#160;    <span class="keywordflow">else</span></div>
<div class="line"><a name="l01553"></a><span class="lineno"> 1553</span>&#160;        cmdstr &lt;&lt; <span class="stringliteral">&quot;plot &quot;</span>;</div>
<div class="line"><a name="l01554"></a><span class="lineno"> 1554</span>&#160;</div>
<div class="line"><a name="l01555"></a><span class="lineno"> 1555</span>&#160;    cmdstr &lt;&lt; <span class="stringliteral">&quot;\&quot;&quot;</span> &lt;&lt; filename &lt;&lt; <span class="stringliteral">&quot;\&quot; using &quot;</span> </div>
<div class="line"><a name="l01556"></a><span class="lineno"> 1556</span>&#160;           &lt;&lt; column_x &lt;&lt; <span class="stringliteral">&quot;:&quot;</span> &lt;&lt; column_y &lt;&lt; <span class="stringliteral">&quot;:&quot;</span> &lt;&lt; column_dy </div>
<div class="line"><a name="l01557"></a><span class="lineno"> 1557</span>&#160;           &lt;&lt; <span class="stringliteral">&quot; with errorbars &quot;</span>;</div>
<div class="line"><a name="l01558"></a><span class="lineno"> 1558</span>&#160;</div>
<div class="line"><a name="l01559"></a><span class="lineno"> 1559</span>&#160;    <span class="keywordflow">if</span> (title == <span class="stringliteral">&quot;&quot;</span>)</div>
<div class="line"><a name="l01560"></a><span class="lineno"> 1560</span>&#160;        cmdstr &lt;&lt; <span class="stringliteral">&quot; notitle &quot;</span>;</div>
<div class="line"><a name="l01561"></a><span class="lineno"> 1561</span>&#160;    <span class="keywordflow">else</span></div>
<div class="line"><a name="l01562"></a><span class="lineno"> 1562</span>&#160;        cmdstr &lt;&lt; <span class="stringliteral">&quot; title \&quot;&quot;</span> &lt;&lt; title &lt;&lt; <span class="stringliteral">&quot;\&quot; &quot;</span>;</div>
<div class="line"><a name="l01563"></a><span class="lineno"> 1563</span>&#160;</div>
<div class="line"><a name="l01564"></a><span class="lineno"> 1564</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01565"></a><span class="lineno"> 1565</span>&#160;    <span class="comment">// Do the actual plot</span></div>
<div class="line"><a name="l01566"></a><span class="lineno"> 1566</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01567"></a><span class="lineno"> 1567</span>&#160;    <a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(cmdstr.str());</div>
<div class="line"><a name="l01568"></a><span class="lineno"> 1568</span>&#160;</div>
<div class="line"><a name="l01569"></a><span class="lineno"> 1569</span>&#160;    <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l01570"></a><span class="lineno"> 1570</span>&#160;}</div>
<div class="line"><a name="l01571"></a><span class="lineno"> 1571</span>&#160;</div>
<div class="line"><a name="l01572"></a><span class="lineno"> 1572</span>&#160;</div>
<div class="line"><a name="l01573"></a><span class="lineno"> 1573</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01574"></a><span class="lineno"> 1574</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01575"></a><span class="lineno"> 1575</span>&#160;<span class="comment">// Plots a 3d graph from a list of doubles (x y z) saved in a file</span></div>
<div class="line"><a name="l01576"></a><span class="lineno"> 1576</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01577"></a><span class="lineno"><a class="code" href="class_gnuplot.html#a9dbde2a91eb816481657f3a22c9b0046"> 1577</a></span>&#160;<span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a9dbde2a91eb816481657f3a22c9b0046">Gnuplot::plotfile_xyz</a>(<span class="keyword">const</span> std::string &amp;filename,</div>
<div class="line"><a name="l01578"></a><span class="lineno"> 1578</span>&#160;                               <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> column_x,</div>
<div class="line"><a name="l01579"></a><span class="lineno"> 1579</span>&#160;                               <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> column_y,</div>
<div class="line"><a name="l01580"></a><span class="lineno"> 1580</span>&#160;                               <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> column_z,</div>
<div class="line"><a name="l01581"></a><span class="lineno"> 1581</span>&#160;                               <span class="keyword">const</span> std::string &amp;title)</div>
<div class="line"><a name="l01582"></a><span class="lineno"> 1582</span>&#160;{</div>
<div class="line"><a name="l01583"></a><span class="lineno"> 1583</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01584"></a><span class="lineno"> 1584</span>&#160;    <span class="comment">// check if file exists</span></div>
<div class="line"><a name="l01585"></a><span class="lineno"> 1585</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01586"></a><span class="lineno"> 1586</span>&#160;    file_available(filename);</div>
<div class="line"><a name="l01587"></a><span class="lineno"> 1587</span>&#160;</div>
<div class="line"><a name="l01588"></a><span class="lineno"> 1588</span>&#160;    std::ostringstream cmdstr;</div>
<div class="line"><a name="l01589"></a><span class="lineno"> 1589</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01590"></a><span class="lineno"> 1590</span>&#160;    <span class="comment">// command to be sent to gnuplot</span></div>
<div class="line"><a name="l01591"></a><span class="lineno"> 1591</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01592"></a><span class="lineno"> 1592</span>&#160;    <span class="keywordflow">if</span> (nplots &gt; 0  &amp;&amp;  two_dim == <span class="keyword">false</span>)</div>
<div class="line"><a name="l01593"></a><span class="lineno"> 1593</span>&#160;        cmdstr &lt;&lt; <span class="stringliteral">&quot;replot &quot;</span>;</div>
<div class="line"><a name="l01594"></a><span class="lineno"> 1594</span>&#160;    <span class="keywordflow">else</span></div>
<div class="line"><a name="l01595"></a><span class="lineno"> 1595</span>&#160;        cmdstr &lt;&lt; <span class="stringliteral">&quot;splot &quot;</span>;</div>
<div class="line"><a name="l01596"></a><span class="lineno"> 1596</span>&#160;</div>
<div class="line"><a name="l01597"></a><span class="lineno"> 1597</span>&#160;    cmdstr &lt;&lt; <span class="stringliteral">&quot;\&quot;&quot;</span> &lt;&lt; filename &lt;&lt; <span class="stringliteral">&quot;\&quot; using &quot;</span> &lt;&lt; column_x &lt;&lt; <span class="stringliteral">&quot;:&quot;</span> &lt;&lt; column_y </div>
<div class="line"><a name="l01598"></a><span class="lineno"> 1598</span>&#160;           &lt;&lt; <span class="stringliteral">&quot;:&quot;</span> &lt;&lt; column_z;</div>
<div class="line"><a name="l01599"></a><span class="lineno"> 1599</span>&#160;</div>
<div class="line"><a name="l01600"></a><span class="lineno"> 1600</span>&#160;    <span class="keywordflow">if</span> (title == <span class="stringliteral">&quot;&quot;</span>)</div>
<div class="line"><a name="l01601"></a><span class="lineno"> 1601</span>&#160;        cmdstr &lt;&lt; <span class="stringliteral">&quot; notitle with &quot;</span> &lt;&lt; pstyle;</div>
<div class="line"><a name="l01602"></a><span class="lineno"> 1602</span>&#160;    <span class="keywordflow">else</span></div>
<div class="line"><a name="l01603"></a><span class="lineno"> 1603</span>&#160;        cmdstr &lt;&lt; <span class="stringliteral">&quot; title \&quot;&quot;</span> &lt;&lt; title &lt;&lt; <span class="stringliteral">&quot;\&quot; with &quot;</span> &lt;&lt; pstyle;</div>
<div class="line"><a name="l01604"></a><span class="lineno"> 1604</span>&#160;</div>
<div class="line"><a name="l01605"></a><span class="lineno"> 1605</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01606"></a><span class="lineno"> 1606</span>&#160;    <span class="comment">// Do the actual plot</span></div>
<div class="line"><a name="l01607"></a><span class="lineno"> 1607</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01608"></a><span class="lineno"> 1608</span>&#160;    <a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(cmdstr.str());</div>
<div class="line"><a name="l01609"></a><span class="lineno"> 1609</span>&#160;</div>
<div class="line"><a name="l01610"></a><span class="lineno"> 1610</span>&#160;    <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l01611"></a><span class="lineno"> 1611</span>&#160;}</div>
<div class="line"><a name="l01612"></a><span class="lineno"> 1612</span>&#160;</div>
<div class="line"><a name="l01613"></a><span class="lineno"> 1613</span>&#160;</div>
<div class="line"><a name="l01614"></a><span class="lineno"> 1614</span>&#160;</div>
<div class="line"><a name="l01615"></a><span class="lineno"> 1615</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01616"></a><span class="lineno"> 1616</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01618"></a><span class="lineno"> 1618</span>&#160;<span class="comment"></span><span class="comment">//</span></div>
<div class="line"><a name="l01619"></a><span class="lineno"><a class="code" href="class_gnuplot.html#aae22c0470a6fbbc1f5e84dec8d023381"> 1619</a></span>&#160;<span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#aae22c0470a6fbbc1f5e84dec8d023381" title="plot image ">Gnuplot::plot_image</a>(<span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> * ucPicBuf,</div>
<div class="line"><a name="l01620"></a><span class="lineno"> 1620</span>&#160;                             <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> iWidth,</div>
<div class="line"><a name="l01621"></a><span class="lineno"> 1621</span>&#160;                             <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> iHeight,</div>
<div class="line"><a name="l01622"></a><span class="lineno"> 1622</span>&#160;                             <span class="keyword">const</span> std::string &amp;title)</div>
<div class="line"><a name="l01623"></a><span class="lineno"> 1623</span>&#160;{</div>
<div class="line"><a name="l01624"></a><span class="lineno"> 1624</span>&#160;    std::ofstream tmp;</div>
<div class="line"><a name="l01625"></a><span class="lineno"> 1625</span>&#160;    std::string name = <a class="code" href="class_gnuplot.html#a8ced9e766e0677b938178dafe9264ff7" title="creates tmpfile and returns its name ">create_tmpfile</a>(tmp);</div>
<div class="line"><a name="l01626"></a><span class="lineno"> 1626</span>&#160;    <span class="keywordflow">if</span> (name == <span class="stringliteral">&quot;&quot;</span>)</div>
<div class="line"><a name="l01627"></a><span class="lineno"> 1627</span>&#160;        <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l01628"></a><span class="lineno"> 1628</span>&#160;</div>
<div class="line"><a name="l01629"></a><span class="lineno"> 1629</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01630"></a><span class="lineno"> 1630</span>&#160;    <span class="comment">// write the data to file</span></div>
<div class="line"><a name="l01631"></a><span class="lineno"> 1631</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01632"></a><span class="lineno"> 1632</span>&#160;    <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> iIndex = 0;</div>
<div class="line"><a name="l01633"></a><span class="lineno"> 1633</span>&#160;    <span class="keywordflow">for</span>(<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> iRow = 0; iRow &lt; iHeight; iRow++)</div>
<div class="line"><a name="l01634"></a><span class="lineno"> 1634</span>&#160;    {</div>
<div class="line"><a name="l01635"></a><span class="lineno"> 1635</span>&#160;        <span class="keywordflow">for</span>(<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> iColumn = 0; iColumn &lt; iWidth; iColumn++)</div>
<div class="line"><a name="l01636"></a><span class="lineno"> 1636</span>&#160;        {</div>
<div class="line"><a name="l01637"></a><span class="lineno"> 1637</span>&#160;            tmp &lt;&lt; iColumn &lt;&lt; <span class="stringliteral">&quot; &quot;</span> &lt;&lt; iRow  &lt;&lt; <span class="stringliteral">&quot; &quot;</span> </div>
<div class="line"><a name="l01638"></a><span class="lineno"> 1638</span>&#160;                &lt;&lt; <span class="keyword">static_cast&lt;</span><span class="keywordtype">float</span><span class="keyword">&gt;</span>(ucPicBuf[iIndex++]) &lt;&lt; std::endl;</div>
<div class="line"><a name="l01639"></a><span class="lineno"> 1639</span>&#160;        }</div>
<div class="line"><a name="l01640"></a><span class="lineno"> 1640</span>&#160;    }</div>
<div class="line"><a name="l01641"></a><span class="lineno"> 1641</span>&#160;</div>
<div class="line"><a name="l01642"></a><span class="lineno"> 1642</span>&#160;    tmp.flush();</div>
<div class="line"><a name="l01643"></a><span class="lineno"> 1643</span>&#160;    tmp.close();</div>
<div class="line"><a name="l01644"></a><span class="lineno"> 1644</span>&#160;</div>
<div class="line"><a name="l01645"></a><span class="lineno"> 1645</span>&#160;</div>
<div class="line"><a name="l01646"></a><span class="lineno"> 1646</span>&#160;    std::ostringstream cmdstr;</div>
<div class="line"><a name="l01647"></a><span class="lineno"> 1647</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01648"></a><span class="lineno"> 1648</span>&#160;    <span class="comment">// command to be sent to gnuplot</span></div>
<div class="line"><a name="l01649"></a><span class="lineno"> 1649</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01650"></a><span class="lineno"> 1650</span>&#160;    <span class="keywordflow">if</span> (nplots &gt; 0  &amp;&amp;  two_dim == <span class="keyword">true</span>)</div>
<div class="line"><a name="l01651"></a><span class="lineno"> 1651</span>&#160;        cmdstr &lt;&lt; <span class="stringliteral">&quot;replot &quot;</span>;</div>
<div class="line"><a name="l01652"></a><span class="lineno"> 1652</span>&#160;    <span class="keywordflow">else</span></div>
<div class="line"><a name="l01653"></a><span class="lineno"> 1653</span>&#160;        cmdstr &lt;&lt; <span class="stringliteral">&quot;plot &quot;</span>;</div>
<div class="line"><a name="l01654"></a><span class="lineno"> 1654</span>&#160;</div>
<div class="line"><a name="l01655"></a><span class="lineno"> 1655</span>&#160;    <span class="keywordflow">if</span> (title == <span class="stringliteral">&quot;&quot;</span>)</div>
<div class="line"><a name="l01656"></a><span class="lineno"> 1656</span>&#160;        cmdstr &lt;&lt; <span class="stringliteral">&quot;\&quot;&quot;</span> &lt;&lt; name &lt;&lt; <span class="stringliteral">&quot;\&quot; with image&quot;</span>;</div>
<div class="line"><a name="l01657"></a><span class="lineno"> 1657</span>&#160;    <span class="keywordflow">else</span></div>
<div class="line"><a name="l01658"></a><span class="lineno"> 1658</span>&#160;        cmdstr &lt;&lt; <span class="stringliteral">&quot;\&quot;&quot;</span> &lt;&lt; name &lt;&lt; <span class="stringliteral">&quot;\&quot; title \&quot;&quot;</span> &lt;&lt; title &lt;&lt; <span class="stringliteral">&quot;\&quot; with image&quot;</span>;</div>
<div class="line"><a name="l01659"></a><span class="lineno"> 1659</span>&#160;</div>
<div class="line"><a name="l01660"></a><span class="lineno"> 1660</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01661"></a><span class="lineno"> 1661</span>&#160;    <span class="comment">// Do the actual plot</span></div>
<div class="line"><a name="l01662"></a><span class="lineno"> 1662</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01663"></a><span class="lineno"> 1663</span>&#160;    <a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">cmd</a>(cmdstr.str());</div>
<div class="line"><a name="l01664"></a><span class="lineno"> 1664</span>&#160;</div>
<div class="line"><a name="l01665"></a><span class="lineno"> 1665</span>&#160;    <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l01666"></a><span class="lineno"> 1666</span>&#160;}</div>
<div class="line"><a name="l01667"></a><span class="lineno"> 1667</span>&#160;</div>
<div class="line"><a name="l01668"></a><span class="lineno"> 1668</span>&#160;</div>
<div class="line"><a name="l01669"></a><span class="lineno"> 1669</span>&#160;</div>
<div class="line"><a name="l01670"></a><span class="lineno"> 1670</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01671"></a><span class="lineno"> 1671</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01672"></a><span class="lineno"> 1672</span>&#160;<span class="comment">// Sends a command to an active gnuplot session</span></div>
<div class="line"><a name="l01673"></a><span class="lineno"> 1673</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01674"></a><span class="lineno"><a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5"> 1674</a></span>&#160;<span class="keyword">inline</span> <a class="code" href="class_gnuplot.html">Gnuplot</a>&amp; <a class="code" href="class_gnuplot.html#a07607803ede8dd5416906df0a1924fc5" title="send a command to gnuplot ">Gnuplot::cmd</a>(<span class="keyword">const</span> std::string &amp;cmdstr)</div>
<div class="line"><a name="l01675"></a><span class="lineno"> 1675</span>&#160;{</div>
<div class="line"><a name="l01676"></a><span class="lineno"> 1676</span>&#160;    <span class="keywordflow">if</span>( !(valid) )</div>
<div class="line"><a name="l01677"></a><span class="lineno"> 1677</span>&#160;    {</div>
<div class="line"><a name="l01678"></a><span class="lineno"> 1678</span>&#160;        <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l01679"></a><span class="lineno"> 1679</span>&#160;    }</div>
<div class="line"><a name="l01680"></a><span class="lineno"> 1680</span>&#160;</div>
<div class="line"><a name="l01681"></a><span class="lineno"> 1681</span>&#160;</div>
<div class="line"><a name="l01682"></a><span class="lineno"> 1682</span>&#160;    <span class="comment">// int fputs ( const char * str, FILE * stream );</span></div>
<div class="line"><a name="l01683"></a><span class="lineno"> 1683</span>&#160;    <span class="comment">// writes the string str to the stream.</span></div>
<div class="line"><a name="l01684"></a><span class="lineno"> 1684</span>&#160;    <span class="comment">// The function begins copying from the address specified (str) until it </span></div>
<div class="line"><a name="l01685"></a><span class="lineno"> 1685</span>&#160;    <span class="comment">// reaches the terminating null character (&#39;\0&#39;). This final </span></div>
<div class="line"><a name="l01686"></a><span class="lineno"> 1686</span>&#160;    <span class="comment">// null-character is not copied to the stream.</span></div>
<div class="line"><a name="l01687"></a><span class="lineno"> 1687</span>&#160;    fputs( (cmdstr+<span class="stringliteral">&quot;\n&quot;</span>).c_str(), gnucmd );</div>
<div class="line"><a name="l01688"></a><span class="lineno"> 1688</span>&#160;</div>
<div class="line"><a name="l01689"></a><span class="lineno"> 1689</span>&#160;    <span class="comment">// int fflush ( FILE * stream );</span></div>
<div class="line"><a name="l01690"></a><span class="lineno"> 1690</span>&#160;    <span class="comment">// If the given stream was open for writing and the last i/o operation was </span></div>
<div class="line"><a name="l01691"></a><span class="lineno"> 1691</span>&#160;    <span class="comment">// an output operation, any unwritten data in the output buffer is written </span></div>
<div class="line"><a name="l01692"></a><span class="lineno"> 1692</span>&#160;    <span class="comment">// to the file.  If the argument is a null pointer, all open files are </span></div>
<div class="line"><a name="l01693"></a><span class="lineno"> 1693</span>&#160;    <span class="comment">// flushed.  The stream remains open after this call.</span></div>
<div class="line"><a name="l01694"></a><span class="lineno"> 1694</span>&#160;    fflush(gnucmd);</div>
<div class="line"><a name="l01695"></a><span class="lineno"> 1695</span>&#160;</div>
<div class="line"><a name="l01696"></a><span class="lineno"> 1696</span>&#160;</div>
<div class="line"><a name="l01697"></a><span class="lineno"> 1697</span>&#160;    <span class="keywordflow">if</span>( cmdstr.find(<span class="stringliteral">&quot;replot&quot;</span>) != std::string::npos )</div>
<div class="line"><a name="l01698"></a><span class="lineno"> 1698</span>&#160;    {</div>
<div class="line"><a name="l01699"></a><span class="lineno"> 1699</span>&#160;        <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l01700"></a><span class="lineno"> 1700</span>&#160;    }</div>
<div class="line"><a name="l01701"></a><span class="lineno"> 1701</span>&#160;    <span class="keywordflow">else</span> <span class="keywordflow">if</span>( cmdstr.find(<span class="stringliteral">&quot;splot&quot;</span>) != std::string::npos )</div>
<div class="line"><a name="l01702"></a><span class="lineno"> 1702</span>&#160;    {</div>
<div class="line"><a name="l01703"></a><span class="lineno"> 1703</span>&#160;        two_dim = <span class="keyword">false</span>;</div>
<div class="line"><a name="l01704"></a><span class="lineno"> 1704</span>&#160;        nplots++;</div>
<div class="line"><a name="l01705"></a><span class="lineno"> 1705</span>&#160;    }</div>
<div class="line"><a name="l01706"></a><span class="lineno"> 1706</span>&#160;    <span class="keywordflow">else</span> <span class="keywordflow">if</span>( cmdstr.find(<span class="stringliteral">&quot;plot&quot;</span>) != std::string::npos )</div>
<div class="line"><a name="l01707"></a><span class="lineno"> 1707</span>&#160;    {</div>
<div class="line"><a name="l01708"></a><span class="lineno"> 1708</span>&#160;        two_dim = <span class="keyword">true</span>;</div>
<div class="line"><a name="l01709"></a><span class="lineno"> 1709</span>&#160;        nplots++;</div>
<div class="line"><a name="l01710"></a><span class="lineno"> 1710</span>&#160;    }</div>
<div class="line"><a name="l01711"></a><span class="lineno"> 1711</span>&#160;    </div>
<div class="line"><a name="l01712"></a><span class="lineno"> 1712</span>&#160;    <span class="comment">// Uncomment to see what commands are being sent to Gnuplot:</span></div>
<div class="line"><a name="l01713"></a><span class="lineno"> 1713</span>&#160;    <span class="comment">//std::cout &lt;&lt; cmdstr &lt;&lt; std::endl;</span></div>
<div class="line"><a name="l01714"></a><span class="lineno"> 1714</span>&#160;</div>
<div class="line"><a name="l01715"></a><span class="lineno"> 1715</span>&#160;    <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l01716"></a><span class="lineno"> 1716</span>&#160;}</div>
<div class="line"><a name="l01717"></a><span class="lineno"> 1717</span>&#160;</div>
<div class="line"><a name="l01718"></a><span class="lineno"> 1718</span>&#160;</div>
<div class="line"><a name="l01719"></a><span class="lineno"> 1719</span>&#160;</div>
<div class="line"><a name="l01720"></a><span class="lineno"> 1720</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01721"></a><span class="lineno"> 1721</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01722"></a><span class="lineno"> 1722</span>&#160;<span class="comment">// Opens up a gnuplot session, ready to receive commands</span></div>
<div class="line"><a name="l01723"></a><span class="lineno"> 1723</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01724"></a><span class="lineno"> 1724</span>&#160;<span class="keyword">inline</span> <span class="keywordtype">void</span> Gnuplot::init()</div>
<div class="line"><a name="l01725"></a><span class="lineno"> 1725</span>&#160;{</div>
<div class="line"><a name="l01726"></a><span class="lineno"> 1726</span>&#160;    <span class="comment">// char * getenv ( const char * name );  get value of environment variable</span></div>
<div class="line"><a name="l01727"></a><span class="lineno"> 1727</span>&#160;    <span class="comment">// Retrieves a C string containing the value of the environment variable </span></div>
<div class="line"><a name="l01728"></a><span class="lineno"> 1728</span>&#160;    <span class="comment">// whose name is specified as argument.  If the requested variable is not </span></div>
<div class="line"><a name="l01729"></a><span class="lineno"> 1729</span>&#160;    <span class="comment">// part of the environment list, the function returns a NULL pointer.</span></div>
<div class="line"><a name="l01730"></a><span class="lineno"> 1730</span>&#160;<span class="preprocessor">#if ( defined(unix) || defined(__unix) || defined(__unix__) ) &amp;&amp; !defined(__APPLE__)</span></div>
<div class="line"><a name="l01731"></a><span class="lineno"> 1731</span>&#160;<span class="preprocessor"></span>    <span class="keywordflow">if</span> (getenv(<span class="stringliteral">&quot;DISPLAY&quot;</span>) == NULL)</div>
<div class="line"><a name="l01732"></a><span class="lineno"> 1732</span>&#160;    {</div>
<div class="line"><a name="l01733"></a><span class="lineno"> 1733</span>&#160;        valid = <span class="keyword">false</span>;</div>
<div class="line"><a name="l01734"></a><span class="lineno"> 1734</span>&#160;        <span class="keywordflow">throw</span> <a class="code" href="class_gnuplot_exception.html" title="A C++ interface to gnuplot. ">GnuplotException</a>(<span class="stringliteral">&quot;Can&#39;t find DISPLAY variable&quot;</span>);</div>
<div class="line"><a name="l01735"></a><span class="lineno"> 1735</span>&#160;    }</div>
<div class="line"><a name="l01736"></a><span class="lineno"> 1736</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l01737"></a><span class="lineno"> 1737</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l01738"></a><span class="lineno"> 1738</span>&#160;</div>
<div class="line"><a name="l01739"></a><span class="lineno"> 1739</span>&#160;    <span class="comment">// if gnuplot not available</span></div>
<div class="line"><a name="l01740"></a><span class="lineno"> 1740</span>&#160;    <span class="keywordflow">if</span> (!Gnuplot::get_program_path())</div>
<div class="line"><a name="l01741"></a><span class="lineno"> 1741</span>&#160;    {</div>
<div class="line"><a name="l01742"></a><span class="lineno"> 1742</span>&#160;        valid = <span class="keyword">false</span>;</div>
<div class="line"><a name="l01743"></a><span class="lineno"> 1743</span>&#160;        <span class="keywordflow">throw</span> <a class="code" href="class_gnuplot_exception.html" title="A C++ interface to gnuplot. ">GnuplotException</a>(<span class="stringliteral">&quot;Can&#39;t find gnuplot&quot;</span>);</div>
<div class="line"><a name="l01744"></a><span class="lineno"> 1744</span>&#160;    }</div>
<div class="line"><a name="l01745"></a><span class="lineno"> 1745</span>&#160;</div>
<div class="line"><a name="l01746"></a><span class="lineno"> 1746</span>&#160;</div>
<div class="line"><a name="l01747"></a><span class="lineno"> 1747</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01748"></a><span class="lineno"> 1748</span>&#160;    <span class="comment">// open pipe</span></div>
<div class="line"><a name="l01749"></a><span class="lineno"> 1749</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01750"></a><span class="lineno"> 1750</span>&#160;    std::string tmp = Gnuplot::m_sGNUPlotPath() + <span class="stringliteral">&quot;/&quot;</span> + </div>
<div class="line"><a name="l01751"></a><span class="lineno"> 1751</span>&#160;        Gnuplot::m_sGNUPlotFileName();</div>
<div class="line"><a name="l01752"></a><span class="lineno"> 1752</span>&#160;</div>
<div class="line"><a name="l01753"></a><span class="lineno"> 1753</span>&#160;    <span class="comment">// FILE *popen(const char *command, const char *mode);</span></div>
<div class="line"><a name="l01754"></a><span class="lineno"> 1754</span>&#160;    <span class="comment">// The popen() function shall execute the command specified by the string </span></div>
<div class="line"><a name="l01755"></a><span class="lineno"> 1755</span>&#160;    <span class="comment">// command, create a pipe between the calling program and the executed </span></div>
<div class="line"><a name="l01756"></a><span class="lineno"> 1756</span>&#160;    <span class="comment">// command, and return a pointer to a stream that can be used to either read</span></div>
<div class="line"><a name="l01757"></a><span class="lineno"> 1757</span>&#160;    <span class="comment">// from or write to the pipe.</span></div>
<div class="line"><a name="l01758"></a><span class="lineno"> 1758</span>&#160;<span class="preprocessor">#if defined(WIN32) || defined(_WIN32) || defined(__WIN32__) || defined(__TOS_WIN__)</span></div>
<div class="line"><a name="l01759"></a><span class="lineno"> 1759</span>&#160;<span class="preprocessor"></span>    gnucmd = _popen(tmp.c_str(),<span class="stringliteral">&quot;w&quot;</span>);</div>
<div class="line"><a name="l01760"></a><span class="lineno"> 1760</span>&#160;<span class="preprocessor">#elif defined(unix) || defined(__unix) || defined(__unix__) || defined(__APPLE__)</span></div>
<div class="line"><a name="l01761"></a><span class="lineno"> 1761</span>&#160;<span class="preprocessor"></span>    gnucmd = popen(tmp.c_str(),<span class="stringliteral">&quot;w&quot;</span>);</div>
<div class="line"><a name="l01762"></a><span class="lineno"> 1762</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l01763"></a><span class="lineno"> 1763</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l01764"></a><span class="lineno"> 1764</span>&#160;    <span class="comment">// popen() shall return a pointer to an open stream that can be used to read</span></div>
<div class="line"><a name="l01765"></a><span class="lineno"> 1765</span>&#160;    <span class="comment">// or write to the pipe.  Otherwise, it shall return a null pointer and may </span></div>
<div class="line"><a name="l01766"></a><span class="lineno"> 1766</span>&#160;    <span class="comment">// set errno to indicate the error.</span></div>
<div class="line"><a name="l01767"></a><span class="lineno"> 1767</span>&#160;    <span class="keywordflow">if</span> (!gnucmd)</div>
<div class="line"><a name="l01768"></a><span class="lineno"> 1768</span>&#160;    {</div>
<div class="line"><a name="l01769"></a><span class="lineno"> 1769</span>&#160;        valid = <span class="keyword">false</span>;</div>
<div class="line"><a name="l01770"></a><span class="lineno"> 1770</span>&#160;        <span class="keywordflow">throw</span> <a class="code" href="class_gnuplot_exception.html" title="A C++ interface to gnuplot. ">GnuplotException</a>(<span class="stringliteral">&quot;Couldn&#39;t open connection to gnuplot&quot;</span>);</div>
<div class="line"><a name="l01771"></a><span class="lineno"> 1771</span>&#160;    }</div>
<div class="line"><a name="l01772"></a><span class="lineno"> 1772</span>&#160;</div>
<div class="line"><a name="l01773"></a><span class="lineno"> 1773</span>&#160;    nplots = 0;</div>
<div class="line"><a name="l01774"></a><span class="lineno"> 1774</span>&#160;    valid = <span class="keyword">true</span>;</div>
<div class="line"><a name="l01775"></a><span class="lineno"> 1775</span>&#160;    smooth = <span class="stringliteral">&quot;&quot;</span>;</div>
<div class="line"><a name="l01776"></a><span class="lineno"> 1776</span>&#160;</div>
<div class="line"><a name="l01777"></a><span class="lineno"> 1777</span>&#160;    <span class="comment">//set terminal type</span></div>
<div class="line"><a name="l01778"></a><span class="lineno"> 1778</span>&#160;    <span class="comment">//showonscreen();</span></div>
<div class="line"><a name="l01779"></a><span class="lineno"> 1779</span>&#160;</div>
<div class="line"><a name="l01780"></a><span class="lineno"> 1780</span>&#160;    <span class="keywordflow">return</span>;</div>
<div class="line"><a name="l01781"></a><span class="lineno"> 1781</span>&#160;}</div>
<div class="line"><a name="l01782"></a><span class="lineno"> 1782</span>&#160;</div>
<div class="line"><a name="l01783"></a><span class="lineno"> 1783</span>&#160;</div>
<div class="line"><a name="l01784"></a><span class="lineno"> 1784</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01785"></a><span class="lineno"> 1785</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01786"></a><span class="lineno"> 1786</span>&#160;<span class="comment">// Find out if a command lives in m_sGNUPlotPath or in PATH</span></div>
<div class="line"><a name="l01787"></a><span class="lineno"> 1787</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01788"></a><span class="lineno"> 1788</span>&#160;<span class="keyword">inline</span> <span class="keywordtype">bool</span> Gnuplot::get_program_path()</div>
<div class="line"><a name="l01789"></a><span class="lineno"> 1789</span>&#160;{</div>
<div class="line"><a name="l01790"></a><span class="lineno"> 1790</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01791"></a><span class="lineno"> 1791</span>&#160;    <span class="comment">// first look in m_sGNUPlotPath for Gnuplot</span></div>
<div class="line"><a name="l01792"></a><span class="lineno"> 1792</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01793"></a><span class="lineno"> 1793</span>&#160;    std::string tmp = Gnuplot::m_sGNUPlotPath() + <span class="stringliteral">&quot;/&quot;</span> + </div>
<div class="line"><a name="l01794"></a><span class="lineno"> 1794</span>&#160;        Gnuplot::m_sGNUPlotFileName();</div>
<div class="line"><a name="l01795"></a><span class="lineno"> 1795</span>&#160;</div>
<div class="line"><a name="l01796"></a><span class="lineno"> 1796</span>&#160;<span class="preprocessor">#if defined(WIN32) || defined(_WIN32) || defined(__WIN32__) || defined(__TOS_WIN__)</span></div>
<div class="line"><a name="l01797"></a><span class="lineno"> 1797</span>&#160;<span class="preprocessor"></span>    <span class="keywordflow">if</span> ( Gnuplot::file_exists(tmp,0) ) <span class="comment">// check existence</span></div>
<div class="line"><a name="l01798"></a><span class="lineno"> 1798</span>&#160;<span class="preprocessor">#elif defined(unix) || defined(__unix) || defined(__unix__) || defined(__APPLE__)</span></div>
<div class="line"><a name="l01799"></a><span class="lineno"> 1799</span>&#160;<span class="preprocessor"></span>    <span class="keywordflow">if</span> ( Gnuplot::file_exists(tmp,1) ) <span class="comment">// check existence and execution permission</span></div>
<div class="line"><a name="l01800"></a><span class="lineno"> 1800</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l01801"></a><span class="lineno"> 1801</span>&#160;<span class="preprocessor"></span>    {</div>
<div class="line"><a name="l01802"></a><span class="lineno"> 1802</span>&#160;        <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l01803"></a><span class="lineno"> 1803</span>&#160;    }</div>
<div class="line"><a name="l01804"></a><span class="lineno"> 1804</span>&#160;</div>
<div class="line"><a name="l01805"></a><span class="lineno"> 1805</span>&#160;</div>
<div class="line"><a name="l01806"></a><span class="lineno"> 1806</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01807"></a><span class="lineno"> 1807</span>&#160;    <span class="comment">// second look in PATH for Gnuplot</span></div>
<div class="line"><a name="l01808"></a><span class="lineno"> 1808</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01809"></a><span class="lineno"> 1809</span>&#160;    <span class="keywordtype">char</span> *path;</div>
<div class="line"><a name="l01810"></a><span class="lineno"> 1810</span>&#160;    <span class="comment">// Retrieves a C string containing the value of environment variable PATH</span></div>
<div class="line"><a name="l01811"></a><span class="lineno"> 1811</span>&#160;    path = getenv(<span class="stringliteral">&quot;PATH&quot;</span>);</div>
<div class="line"><a name="l01812"></a><span class="lineno"> 1812</span>&#160;</div>
<div class="line"><a name="l01813"></a><span class="lineno"> 1813</span>&#160;</div>
<div class="line"><a name="l01814"></a><span class="lineno"> 1814</span>&#160;    <span class="keywordflow">if</span> (path == NULL)</div>
<div class="line"><a name="l01815"></a><span class="lineno"> 1815</span>&#160;    {</div>
<div class="line"><a name="l01816"></a><span class="lineno"> 1816</span>&#160;        <span class="keywordflow">throw</span> <a class="code" href="class_gnuplot_exception.html" title="A C++ interface to gnuplot. ">GnuplotException</a>(<span class="stringliteral">&quot;Path is not set&quot;</span>);</div>
<div class="line"><a name="l01817"></a><span class="lineno"> 1817</span>&#160;        <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l01818"></a><span class="lineno"> 1818</span>&#160;    }</div>
<div class="line"><a name="l01819"></a><span class="lineno"> 1819</span>&#160;    <span class="keywordflow">else</span></div>
<div class="line"><a name="l01820"></a><span class="lineno"> 1820</span>&#160;    {</div>
<div class="line"><a name="l01821"></a><span class="lineno"> 1821</span>&#160;        std::list&lt;std::string&gt; ls;</div>
<div class="line"><a name="l01822"></a><span class="lineno"> 1822</span>&#160;</div>
<div class="line"><a name="l01823"></a><span class="lineno"> 1823</span>&#160;        <span class="comment">//split path (one long string) into list ls of strings</span></div>
<div class="line"><a name="l01824"></a><span class="lineno"> 1824</span>&#160;<span class="preprocessor">#if defined(WIN32) || defined(_WIN32) || defined(__WIN32__) || defined(__TOS_WIN__)</span></div>
<div class="line"><a name="l01825"></a><span class="lineno"> 1825</span>&#160;<span class="preprocessor"></span>        stringtok(ls,path,<span class="stringliteral">&quot;;&quot;</span>);</div>
<div class="line"><a name="l01826"></a><span class="lineno"> 1826</span>&#160;<span class="preprocessor">#elif defined(unix) || defined(__unix) || defined(__unix__) || defined(__APPLE__)</span></div>
<div class="line"><a name="l01827"></a><span class="lineno"> 1827</span>&#160;<span class="preprocessor"></span>        stringtok(ls,path,<span class="stringliteral">&quot;:&quot;</span>);</div>
<div class="line"><a name="l01828"></a><span class="lineno"> 1828</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l01829"></a><span class="lineno"> 1829</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l01830"></a><span class="lineno"> 1830</span>&#160;        <span class="comment">// scan list for Gnuplot program files</span></div>
<div class="line"><a name="l01831"></a><span class="lineno"> 1831</span>&#160;        <span class="keywordflow">for</span> (std::list&lt;std::string&gt;::const_iterator i = ls.begin(); </div>
<div class="line"><a name="l01832"></a><span class="lineno"> 1832</span>&#160;                i != ls.end(); ++i)</div>
<div class="line"><a name="l01833"></a><span class="lineno"> 1833</span>&#160;        {</div>
<div class="line"><a name="l01834"></a><span class="lineno"> 1834</span>&#160;            tmp = (*i) + <span class="stringliteral">&quot;/&quot;</span> + Gnuplot::m_sGNUPlotFileName();</div>
<div class="line"><a name="l01835"></a><span class="lineno"> 1835</span>&#160;<span class="preprocessor">#if defined(WIN32) || defined(_WIN32) || defined(__WIN32__) || defined(__TOS_WIN__)</span></div>
<div class="line"><a name="l01836"></a><span class="lineno"> 1836</span>&#160;<span class="preprocessor"></span>            <span class="keywordflow">if</span> ( Gnuplot::file_exists(tmp,0) ) <span class="comment">// check existence</span></div>
<div class="line"><a name="l01837"></a><span class="lineno"> 1837</span>&#160;<span class="preprocessor">#elif defined(unix) || defined(__unix) || defined(__unix__) || defined(__APPLE__)</span></div>
<div class="line"><a name="l01838"></a><span class="lineno"> 1838</span>&#160;<span class="preprocessor"></span>            <span class="keywordflow">if</span> ( Gnuplot::file_exists(tmp,1) ) <span class="comment">// check existence and execution permission</span></div>
<div class="line"><a name="l01839"></a><span class="lineno"> 1839</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l01840"></a><span class="lineno"> 1840</span>&#160;<span class="preprocessor"></span>            {</div>
<div class="line"><a name="l01841"></a><span class="lineno"> 1841</span>&#160;                Gnuplot::m_sGNUPlotPath() = *i; <span class="comment">// set m_sGNUPlotPath</span></div>
<div class="line"><a name="l01842"></a><span class="lineno"> 1842</span>&#160;                <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l01843"></a><span class="lineno"> 1843</span>&#160;            }</div>
<div class="line"><a name="l01844"></a><span class="lineno"> 1844</span>&#160;        }</div>
<div class="line"><a name="l01845"></a><span class="lineno"> 1845</span>&#160;</div>
<div class="line"><a name="l01846"></a><span class="lineno"> 1846</span>&#160;        tmp = <span class="stringliteral">&quot;Can&#39;t find gnuplot neither in PATH nor in \&quot;&quot;</span> + </div>
<div class="line"><a name="l01847"></a><span class="lineno"> 1847</span>&#160;            Gnuplot::m_sGNUPlotPath() + <span class="stringliteral">&quot;\&quot;&quot;</span>;</div>
<div class="line"><a name="l01848"></a><span class="lineno"> 1848</span>&#160;        <span class="keywordflow">throw</span> <a class="code" href="class_gnuplot_exception.html" title="A C++ interface to gnuplot. ">GnuplotException</a>(tmp);</div>
<div class="line"><a name="l01849"></a><span class="lineno"> 1849</span>&#160;</div>
<div class="line"><a name="l01850"></a><span class="lineno"> 1850</span>&#160;        Gnuplot::m_sGNUPlotPath() = <span class="stringliteral">&quot;&quot;</span>;</div>
<div class="line"><a name="l01851"></a><span class="lineno"> 1851</span>&#160;        <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l01852"></a><span class="lineno"> 1852</span>&#160;    }</div>
<div class="line"><a name="l01853"></a><span class="lineno"> 1853</span>&#160;}</div>
<div class="line"><a name="l01854"></a><span class="lineno"> 1854</span>&#160;</div>
<div class="line"><a name="l01855"></a><span class="lineno"> 1855</span>&#160;</div>
<div class="line"><a name="l01856"></a><span class="lineno"> 1856</span>&#160;</div>
<div class="line"><a name="l01857"></a><span class="lineno"> 1857</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01858"></a><span class="lineno"> 1858</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01859"></a><span class="lineno"> 1859</span>&#160;<span class="comment">// check if file exists</span></div>
<div class="line"><a name="l01860"></a><span class="lineno"> 1860</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01861"></a><span class="lineno"> 1861</span>&#160;<span class="keyword">inline</span> <span class="keywordtype">bool</span> Gnuplot::file_exists(<span class="keyword">const</span> std::string &amp;filename, <span class="keywordtype">int</span> mode)</div>
<div class="line"><a name="l01862"></a><span class="lineno"> 1862</span>&#160;{</div>
<div class="line"><a name="l01863"></a><span class="lineno"> 1863</span>&#160;    <span class="keywordflow">if</span> ( mode &lt; 0 || mode &gt; 7)</div>
<div class="line"><a name="l01864"></a><span class="lineno"> 1864</span>&#160;    {</div>
<div class="line"><a name="l01865"></a><span class="lineno"> 1865</span>&#160;        <span class="keywordflow">throw</span> std::runtime_error(<span class="stringliteral">&quot;In function \&quot;Gnuplot::file_exists\&quot;: mode\</span></div>
<div class="line"><a name="l01866"></a><span class="lineno"> 1866</span>&#160;<span class="stringliteral">                has to be an integer between 0 and 7&quot;</span>);</div>
<div class="line"><a name="l01867"></a><span class="lineno"> 1867</span>&#160;        <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l01868"></a><span class="lineno"> 1868</span>&#160;    }</div>
<div class="line"><a name="l01869"></a><span class="lineno"> 1869</span>&#160;</div>
<div class="line"><a name="l01870"></a><span class="lineno"> 1870</span>&#160;    <span class="comment">// int _access(const char *path, int mode);</span></div>
<div class="line"><a name="l01871"></a><span class="lineno"> 1871</span>&#160;    <span class="comment">//  returns 0 if the file has the given mode,</span></div>
<div class="line"><a name="l01872"></a><span class="lineno"> 1872</span>&#160;    <span class="comment">//  it returns -1 if the named file does not exist or is not accessible in </span></div>
<div class="line"><a name="l01873"></a><span class="lineno"> 1873</span>&#160;    <span class="comment">//  the given mode</span></div>
<div class="line"><a name="l01874"></a><span class="lineno"> 1874</span>&#160;    <span class="comment">// mode = 0 (F_OK) (default): checks file for existence only</span></div>
<div class="line"><a name="l01875"></a><span class="lineno"> 1875</span>&#160;    <span class="comment">// mode = 1 (X_OK): execution permission</span></div>
<div class="line"><a name="l01876"></a><span class="lineno"> 1876</span>&#160;    <span class="comment">// mode = 2 (W_OK): write permission</span></div>
<div class="line"><a name="l01877"></a><span class="lineno"> 1877</span>&#160;    <span class="comment">// mode = 4 (R_OK): read permission</span></div>
<div class="line"><a name="l01878"></a><span class="lineno"> 1878</span>&#160;    <span class="comment">// mode = 6       : read and write permission</span></div>
<div class="line"><a name="l01879"></a><span class="lineno"> 1879</span>&#160;    <span class="comment">// mode = 7       : read, write and execution permission</span></div>
<div class="line"><a name="l01880"></a><span class="lineno"> 1880</span>&#160;<span class="preprocessor">#if defined(WIN32) || defined(_WIN32) || defined(__WIN32__) || defined(__TOS_WIN__)</span></div>
<div class="line"><a name="l01881"></a><span class="lineno"> 1881</span>&#160;<span class="preprocessor"></span>    <span class="keywordflow">if</span> (_access(filename.c_str(), mode) == 0)</div>
<div class="line"><a name="l01882"></a><span class="lineno"> 1882</span>&#160;<span class="preprocessor">#elif defined(unix) || defined(__unix) || defined(__unix__) || defined(__APPLE__)</span></div>
<div class="line"><a name="l01883"></a><span class="lineno"> 1883</span>&#160;<span class="preprocessor"></span>    <span class="keywordflow">if</span> (access(filename.c_str(), mode) == 0)</div>
<div class="line"><a name="l01884"></a><span class="lineno"> 1884</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l01885"></a><span class="lineno"> 1885</span>&#160;<span class="preprocessor"></span>    {</div>
<div class="line"><a name="l01886"></a><span class="lineno"> 1886</span>&#160;        <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l01887"></a><span class="lineno"> 1887</span>&#160;    }</div>
<div class="line"><a name="l01888"></a><span class="lineno"> 1888</span>&#160;    <span class="keywordflow">else</span></div>
<div class="line"><a name="l01889"></a><span class="lineno"> 1889</span>&#160;    {</div>
<div class="line"><a name="l01890"></a><span class="lineno"> 1890</span>&#160;        <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l01891"></a><span class="lineno"> 1891</span>&#160;    }</div>
<div class="line"><a name="l01892"></a><span class="lineno"> 1892</span>&#160;</div>
<div class="line"><a name="l01893"></a><span class="lineno"> 1893</span>&#160;}</div>
<div class="line"><a name="l01894"></a><span class="lineno"> 1894</span>&#160;</div>
<div class="line"><a name="l01895"></a><span class="lineno"> 1895</span>&#160;<span class="keyword">inline</span> <span class="keywordtype">bool</span> Gnuplot::file_available(<span class="keyword">const</span> std::string &amp;filename){</div>
<div class="line"><a name="l01896"></a><span class="lineno"> 1896</span>&#160;    std::ostringstream except;</div>
<div class="line"><a name="l01897"></a><span class="lineno"> 1897</span>&#160;    <span class="keywordflow">if</span>( Gnuplot::file_exists(filename,0) ) <span class="comment">// check existence</span></div>
<div class="line"><a name="l01898"></a><span class="lineno"> 1898</span>&#160;    {</div>
<div class="line"><a name="l01899"></a><span class="lineno"> 1899</span>&#160;        <span class="keywordflow">if</span>( !(Gnuplot::file_exists(filename,4)) ){<span class="comment">// check read permission</span></div>
<div class="line"><a name="l01900"></a><span class="lineno"> 1900</span>&#160;            except &lt;&lt; <span class="stringliteral">&quot;No read permission for File \&quot;&quot;</span> &lt;&lt; filename &lt;&lt; <span class="stringliteral">&quot;\&quot;&quot;</span>;</div>
<div class="line"><a name="l01901"></a><span class="lineno"> 1901</span>&#160;            <span class="keywordflow">throw</span> <a class="code" href="class_gnuplot_exception.html" title="A C++ interface to gnuplot. ">GnuplotException</a>( except.str() );</div>
<div class="line"><a name="l01902"></a><span class="lineno"> 1902</span>&#160;            <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l01903"></a><span class="lineno"> 1903</span>&#160;        }</div>
<div class="line"><a name="l01904"></a><span class="lineno"> 1904</span>&#160;    }</div>
<div class="line"><a name="l01905"></a><span class="lineno"> 1905</span>&#160;    <span class="keywordflow">else</span>{</div>
<div class="line"><a name="l01906"></a><span class="lineno"> 1906</span>&#160;        except &lt;&lt; <span class="stringliteral">&quot;File \&quot;&quot;</span> &lt;&lt; filename &lt;&lt; <span class="stringliteral">&quot;\&quot; does not exist&quot;</span>;</div>
<div class="line"><a name="l01907"></a><span class="lineno"> 1907</span>&#160;        <span class="keywordflow">throw</span> <a class="code" href="class_gnuplot_exception.html" title="A C++ interface to gnuplot. ">GnuplotException</a>( except.str() );</div>
<div class="line"><a name="l01908"></a><span class="lineno"> 1908</span>&#160;        <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l01909"></a><span class="lineno"> 1909</span>&#160;    }</div>
<div class="line"><a name="l01910"></a><span class="lineno"> 1910</span>&#160;    <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l01911"></a><span class="lineno"> 1911</span>&#160;}</div>
<div class="line"><a name="l01912"></a><span class="lineno"> 1912</span>&#160;</div>
<div class="line"><a name="l01913"></a><span class="lineno"> 1913</span>&#160;</div>
<div class="line"><a name="l01914"></a><span class="lineno"> 1914</span>&#160;</div>
<div class="line"><a name="l01915"></a><span class="lineno"> 1915</span>&#160;<span class="comment">//------------------------------------------------------------------------------</span></div>
<div class="line"><a name="l01916"></a><span class="lineno"> 1916</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01917"></a><span class="lineno"> 1917</span>&#160;<span class="comment">// Opens a temporary file</span></div>
<div class="line"><a name="l01918"></a><span class="lineno"> 1918</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l01919"></a><span class="lineno"><a class="code" href="class_gnuplot.html#a8ced9e766e0677b938178dafe9264ff7"> 1919</a></span>&#160;<span class="keyword">inline</span> std::string <a class="code" href="class_gnuplot.html#a8ced9e766e0677b938178dafe9264ff7" title="creates tmpfile and returns its name ">Gnuplot::create_tmpfile</a>(std::ofstream &amp;tmp)</div>
<div class="line"><a name="l01920"></a><span class="lineno"> 1920</span>&#160;{</div>
<div class="line"><a name="l01921"></a><span class="lineno"> 1921</span>&#160;</div>
<div class="line"><a name="l01922"></a><span class="lineno"> 1922</span>&#160;<span class="preprocessor">#if defined(WIN32) || defined(_WIN32) || defined(__WIN32__) || defined(__TOS_WIN__)</span></div>
<div class="line"><a name="l01923"></a><span class="lineno"> 1923</span>&#160;<span class="preprocessor"></span>    <span class="keywordtype">char</span> name[] = <span class="stringliteral">&quot;gnuplotiXXXXXX&quot;</span>; <span class="comment">//tmp file in working directory</span></div>
<div class="line"><a name="l01924"></a><span class="lineno"> 1924</span>&#160;<span class="preprocessor">#elif defined(unix) || defined(__unix) || defined(__unix__) || defined(__APPLE__)</span></div>
<div class="line"><a name="l01925"></a><span class="lineno"> 1925</span>&#160;<span class="preprocessor"></span>    <span class="keywordtype">char</span> name[] = <span class="stringliteral">&quot;/tmp/gnuplotiXXXXXX&quot;</span>; <span class="comment">// tmp file in /tmp</span></div>
<div class="line"><a name="l01926"></a><span class="lineno"> 1926</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l01927"></a><span class="lineno"> 1927</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l01928"></a><span class="lineno"> 1928</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01929"></a><span class="lineno"> 1929</span>&#160;    <span class="comment">// check if maximum number of temporary files reached</span></div>
<div class="line"><a name="l01930"></a><span class="lineno"> 1930</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01931"></a><span class="lineno"> 1931</span>&#160;    <span class="keywordflow">if</span> (Gnuplot::tmpfile_num() == GP_MAX_TMP_FILES - 1)</div>
<div class="line"><a name="l01932"></a><span class="lineno"> 1932</span>&#160;    {</div>
<div class="line"><a name="l01933"></a><span class="lineno"> 1933</span>&#160;        std::ostringstream except;</div>
<div class="line"><a name="l01934"></a><span class="lineno"> 1934</span>&#160;        except &lt;&lt; <span class="stringliteral">&quot;Maximum number of temporary files reached (&quot;</span> </div>
<div class="line"><a name="l01935"></a><span class="lineno"> 1935</span>&#160;               &lt;&lt; GP_MAX_TMP_FILES &lt;&lt; <span class="stringliteral">&quot;): cannot open more files&quot;</span> &lt;&lt; std::endl;</div>
<div class="line"><a name="l01936"></a><span class="lineno"> 1936</span>&#160;</div>
<div class="line"><a name="l01937"></a><span class="lineno"> 1937</span>&#160;        <span class="keywordflow">throw</span> <a class="code" href="class_gnuplot_exception.html" title="A C++ interface to gnuplot. ">GnuplotException</a>( except.str() );</div>
<div class="line"><a name="l01938"></a><span class="lineno"> 1938</span>&#160;        <span class="keywordflow">return</span> <span class="stringliteral">&quot;&quot;</span>;</div>
<div class="line"><a name="l01939"></a><span class="lineno"> 1939</span>&#160;    }</div>
<div class="line"><a name="l01940"></a><span class="lineno"> 1940</span>&#160;</div>
<div class="line"><a name="l01941"></a><span class="lineno"> 1941</span>&#160;    <span class="comment">// int mkstemp(char *name);</span></div>
<div class="line"><a name="l01942"></a><span class="lineno"> 1942</span>&#160;    <span class="comment">// shall replace the contents of the string pointed to by &quot;name&quot; by a unique</span></div>
<div class="line"><a name="l01943"></a><span class="lineno"> 1943</span>&#160;    <span class="comment">// filename, and return a file descriptor for the file open for reading and </span></div>
<div class="line"><a name="l01944"></a><span class="lineno"> 1944</span>&#160;    <span class="comment">// writing.  Otherwise, -1 shall be returned if no suitable file could be </span></div>
<div class="line"><a name="l01945"></a><span class="lineno"> 1945</span>&#160;    <span class="comment">// created.  The string in template should look like a filename with six </span></div>
<div class="line"><a name="l01946"></a><span class="lineno"> 1946</span>&#160;    <span class="comment">// trailing &#39;X&#39; s; mkstemp() replaces each &#39;X&#39; with a character from the </span></div>
<div class="line"><a name="l01947"></a><span class="lineno"> 1947</span>&#160;    <span class="comment">// portable filename character set.  The characters are chosen such that the</span></div>
<div class="line"><a name="l01948"></a><span class="lineno"> 1948</span>&#160;    <span class="comment">// resulting name does not duplicate the name of an existing file at the </span></div>
<div class="line"><a name="l01949"></a><span class="lineno"> 1949</span>&#160;    <span class="comment">// time of a call to mkstemp()</span></div>
<div class="line"><a name="l01950"></a><span class="lineno"> 1950</span>&#160;</div>
<div class="line"><a name="l01951"></a><span class="lineno"> 1951</span>&#160;</div>
<div class="line"><a name="l01952"></a><span class="lineno"> 1952</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01953"></a><span class="lineno"> 1953</span>&#160;    <span class="comment">// open temporary files for output</span></div>
<div class="line"><a name="l01954"></a><span class="lineno"> 1954</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01955"></a><span class="lineno"> 1955</span>&#160;<span class="preprocessor">#if defined(WIN32) || defined(_WIN32) || defined(__WIN32__) || defined(__TOS_WIN__)</span></div>
<div class="line"><a name="l01956"></a><span class="lineno"> 1956</span>&#160;<span class="preprocessor"></span>    <span class="keywordflow">if</span> (_mktemp(name) == NULL)</div>
<div class="line"><a name="l01957"></a><span class="lineno"> 1957</span>&#160;#elif defined(unix) || defined(__unix) || defined(__unix__) || defined(__APPLE__)</div>
<div class="line"><a name="l01958"></a><span class="lineno"> 1958</span>&#160;    <span class="keywordflow">if</span> (mkstemp(name) == -1)</div>
<div class="line"><a name="l01959"></a><span class="lineno"> 1959</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l01960"></a><span class="lineno"> 1960</span>&#160;<span class="preprocessor"></span>    {</div>
<div class="line"><a name="l01961"></a><span class="lineno"> 1961</span>&#160;        std::ostringstream except;</div>
<div class="line"><a name="l01962"></a><span class="lineno"> 1962</span>&#160;        except &lt;&lt; <span class="stringliteral">&quot;Cannot create temporary file \&quot;&quot;</span> &lt;&lt; name &lt;&lt; <span class="stringliteral">&quot;\&quot;&quot;</span>;</div>
<div class="line"><a name="l01963"></a><span class="lineno"> 1963</span>&#160;        <span class="keywordflow">throw</span> <a class="code" href="class_gnuplot_exception.html" title="A C++ interface to gnuplot. ">GnuplotException</a>(except.str());</div>
<div class="line"><a name="l01964"></a><span class="lineno"> 1964</span>&#160;        <span class="keywordflow">return</span> <span class="stringliteral">&quot;&quot;</span>;</div>
<div class="line"><a name="l01965"></a><span class="lineno"> 1965</span>&#160;    }</div>
<div class="line"><a name="l01966"></a><span class="lineno"> 1966</span>&#160;</div>
<div class="line"><a name="l01967"></a><span class="lineno"> 1967</span>&#160;    tmp.open(name);</div>
<div class="line"><a name="l01968"></a><span class="lineno"> 1968</span>&#160;    <span class="keywordflow">if</span> (tmp.bad())</div>
<div class="line"><a name="l01969"></a><span class="lineno"> 1969</span>&#160;    {</div>
<div class="line"><a name="l01970"></a><span class="lineno"> 1970</span>&#160;        std::ostringstream except;</div>
<div class="line"><a name="l01971"></a><span class="lineno"> 1971</span>&#160;        except &lt;&lt; <span class="stringliteral">&quot;Cannot create temporary file \&quot;&quot;</span> &lt;&lt; name &lt;&lt; <span class="stringliteral">&quot;\&quot;&quot;</span>;</div>
<div class="line"><a name="l01972"></a><span class="lineno"> 1972</span>&#160;        <span class="keywordflow">throw</span> <a class="code" href="class_gnuplot_exception.html" title="A C++ interface to gnuplot. ">GnuplotException</a>(except.str());</div>
<div class="line"><a name="l01973"></a><span class="lineno"> 1973</span>&#160;        <span class="keywordflow">return</span> <span class="stringliteral">&quot;&quot;</span>;</div>
<div class="line"><a name="l01974"></a><span class="lineno"> 1974</span>&#160;    }</div>
<div class="line"><a name="l01975"></a><span class="lineno"> 1975</span>&#160;</div>
<div class="line"><a name="l01976"></a><span class="lineno"> 1976</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01977"></a><span class="lineno"> 1977</span>&#160;    <span class="comment">// Save the temporary filename</span></div>
<div class="line"><a name="l01978"></a><span class="lineno"> 1978</span>&#160;    <span class="comment">//</span></div>
<div class="line"><a name="l01979"></a><span class="lineno"> 1979</span>&#160;    tmpfile_list.push_back(name);</div>
<div class="line"><a name="l01980"></a><span class="lineno"> 1980</span>&#160;    Gnuplot::tmpfile_num()++;</div>
<div class="line"><a name="l01981"></a><span class="lineno"> 1981</span>&#160;</div>
<div class="line"><a name="l01982"></a><span class="lineno"> 1982</span>&#160;    <span class="keywordflow">return</span> name;</div>
<div class="line"><a name="l01983"></a><span class="lineno"> 1983</span>&#160;}</div>
<div class="line"><a name="l01984"></a><span class="lineno"> 1984</span>&#160;</div>
<div class="line"><a name="l01985"></a><span class="lineno"><a class="code" href="class_gnuplot.html#a2e449552587b0055f40f4ee079d62a8d"> 1985</a></span>&#160;<span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="class_gnuplot.html#a2e449552587b0055f40f4ee079d62a8d" title="deletes temporary files ">Gnuplot::remove_tmpfiles</a>(){</div>
<div class="line"><a name="l01986"></a><span class="lineno"> 1986</span>&#160;    <span class="keywordflow">if</span> ((tmpfile_list).<a class="code" href="namespacekeycpp.html#a3bffa5a846e181974d7bfe2ab41fe03a" title="Returns the size of matrix A. ">size</a>() &gt; 0)</div>
<div class="line"><a name="l01987"></a><span class="lineno"> 1987</span>&#160;    {</div>
<div class="line"><a name="l01988"></a><span class="lineno"> 1988</span>&#160;        <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> i = 0; i &lt; tmpfile_list.size(); i++)</div>
<div class="line"><a name="l01989"></a><span class="lineno"> 1989</span>&#160;            <span class="keyword">remove</span>( tmpfile_list[i].c_str() );</div>
<div class="line"><a name="l01990"></a><span class="lineno"> 1990</span>&#160;</div>
<div class="line"><a name="l01991"></a><span class="lineno"> 1991</span>&#160;        Gnuplot::tmpfile_num() -= tmpfile_list.size();</div>
<div class="line"><a name="l01992"></a><span class="lineno"> 1992</span>&#160;    }</div>
<div class="line"><a name="l01993"></a><span class="lineno"> 1993</span>&#160;}</div>
<div class="line"><a name="l01994"></a><span class="lineno"> 1994</span>&#160;</div>
<div class="line"><a name="l01995"></a><span class="lineno"> 1995</span>&#160;</div>
<div class="line"><a name="l01996"></a><span class="lineno"> 1996</span>&#160;<span class="preprocessor">#endif</span></div>
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